Addition & Subtraction

Discover addition & subtraction math resources and lessons for your interactive whiteboard.
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Mathematics
Addition & Subtraction
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Addition
Subtraction
Composing & Decomposing
Adding & Subtracting
Subtracting decimal numbers to 100 using the Standard Algorithm
Lesson
Subtracting decimal numbers to 100 using the Standard Algorithm
Adding decimal numbers to 100 using the Standard Algorithm
Lesson
Adding decimal numbers to 100 using the Standard Algorithm
Addition & Subtraction to 1,000 using standard algorithm
Lesson
Addition & Subtraction to 1,000 using standard algorithm
Subtraction with numbers up to 20
Lesson
Subtraction with numbers up to 20
Estimate the difference to 100,000
Lesson
Estimate the difference to 100,000
Estimate the sum up to 10,000
Lesson
Estimate the sum up to 10,000
Subtracting to 10,000 using the standard algorithm
Lesson
Subtracting to 10,000 using the standard algorithm
Adding to 10,000 using the standard algorithm
Lesson
Adding to 10,000 using the standard algorithm
Partial differences subtraction to 1,000 with regrouping
Lesson
Partial differences subtraction to 1,000 with regrouping
Partial differences subtraction to 1,000 without regrouping
Lesson
Partial differences subtraction to 1,000 without regrouping
Subtracting to 100,000
Lesson
Subtracting to 100,000
Subtraction to 100,000 with simple numbers
Lesson
Subtraction to 100,000 with simple numbers
Subtracting from a ten-thousands number
Lesson
Subtracting from a ten-thousands number
Subtraction to 10,000 without regrouping
Lesson
Subtraction to 10,000 without regrouping
Subtraction to 10,000 with simple numbers
Lesson
Subtraction to 10,000 with simple numbers
Subtracting from a thousands number
Lesson
Subtracting from a thousands number
Automaticity subtraction to 20
Lesson
Automaticity subtraction to 20
Automaticity addition to 20
Lesson
Automaticity addition to 20
Subtraction through 1,000
Lesson
Subtraction through 1,000
Addition to 100,000
Lesson
Addition to 100,000
Addition to 100,000 with simple numbers
Lesson
Addition to 100,000 with simple numbers
Addition to 10,000 without regrouping
Lesson
Addition to 10,000 without regrouping
Addition to 10,000 with simple numbers
Lesson
Addition to 10,000 with simple numbers
Addition through 1,000
Lesson
Addition through 1,000
Math Problem Generator
Tool
Math Problem Generator
Automaticity subtraction to 100
Lesson
Automaticity subtraction to 100
Automaticity subtraction to 20 crossing tens
Lesson
Automaticity subtraction to 20 crossing tens
Automaticity subtraction to 20 without crossing tens
Lesson
Automaticity subtraction to 20 without crossing tens
Automaticity subtraction to 10
Lesson
Automaticity subtraction to 10
Automaticity addition to 100
Lesson
Automaticity addition to 100
Automaticity addition to 20 crossing tens
Lesson
Automaticity addition to 20 crossing tens
Automaticity addition to 20 without crossing tens
Lesson
Automaticity addition to 20 without crossing tens
Automaticity addition to 10
Lesson
Automaticity addition to 10
Mental math + - to 100
Lesson
Mental math + - to 100
Fill in the blank problems + - to 1,000
Lesson
Fill in the blank problems + - to 1,000
Fill in the blank problems + - to 100
Lesson
Fill in the blank problems + - to 100
Fill in the blank problems + - to 20
Lesson
Fill in the blank problems + - to 20
Fill in the blank problems + - to 10
Lesson
Fill in the blank problems + - to 10
Word Problems with addition & subtraction to 100
Lesson
Word Problems with addition & subtraction to 100
Word Problems with addition & subtraction to 20
Lesson
Word Problems with addition & subtraction to 20
Digital Dice
Tool
Digital Dice
Subtraction to 1,000 crossing tens and hundreds
Lesson
Subtraction to 1,000 crossing tens and hundreds
Subtraction to 1,000 crossing hundreds
Lesson
Subtraction to 1,000 crossing hundreds
Subtraction to 1,000 crossing tens
Lesson
Subtraction to 1,000 crossing tens
Subtraction to 1,000 crossing multiples of ten
Lesson
Subtraction to 1,000 crossing multiples of ten
Subtraction to 1,000 from a multiple of 100
Lesson
Subtraction to 1,000 from a multiple of 100
Subtraction to 1,000 without crossing tens or hundreds
Lesson
Subtraction to 1,000 without crossing tens or hundreds
Addition to 1,000 without crossing tens or hundreds
Lesson
Addition to 1,000 without crossing tens or hundreds
Addition to 1,000 crossing hundreds
Lesson
Addition to 1,000 crossing hundreds
Subtraction to 1,000 with multiples of ten
Lesson
Subtraction to 1,000 with multiples of ten
Addition to 1,000 crossing tens
Lesson
Addition to 1,000 crossing tens
Addition to 1,000 with multiples of ten
Lesson
Addition to 1,000 with multiples of ten
Addition to 1,000 with crossing tens and hundreds
Lesson
Addition to 1,000 with crossing tens and hundreds
Adding to a hundreds number
Lesson
Adding to a hundreds number
Adding using standard algorithm with decimal numbers to the thousandths place
Lesson
Adding using standard algorithm with decimal numbers to the thousandths place
Subtraction to 1,000 using standard algorithm with regrouping
Lesson
Subtraction to 1,000 using standard algorithm with regrouping
Subtraction to 1,000 using standard algorithm
Lesson
Subtraction to 1,000 using standard algorithm
Addition to 1,000 using standard algorithm with regrouping
Lesson
Addition to 1,000 using standard algorithm with regrouping
Addition to 1,000 using standard algorithm
Lesson
Addition to 1,000 using standard algorithm
Subtraction with decimal numbers to the hundredths place
Lesson
Subtraction with decimal numbers to the hundredths place
Partial differences subtraction with decimal numbers to the thousandths place
Lesson
Partial differences subtraction with decimal numbers to the thousandths place
Partial sums addition with decimal numbers to the hundredths place
Lesson
Partial sums addition with decimal numbers to the hundredths place
Partial sums addition with decimal numbers to the thousandths place
Lesson
Partial sums addition with decimal numbers to the thousandths place
Rekenrek/Abacus
Tool
Rekenrek/Abacus
Partial Sums Addition to 1,000
Lesson
Partial Sums Addition to 1,000
Multiple routes to numbers up to 20
Lesson
Multiple routes to numbers up to 20
Double and half math problems to 20
Lesson
Double and half math problems to 20
On the bus: Recognizing how many added/subtracted to 20
Lesson
On the bus: Recognizing how many added/subtracted to 20
On the bus: Recognizing addition and subtraction situations
Lesson
On the bus: Recognizing addition and subtraction situations
Addition and subtraction to 20 using related problems
Lesson
Addition and subtraction to 20 using related problems
Addition and subtraction to 20 using fact families
Lesson
Addition and subtraction to 20 using fact families
Recognizing addition and subtraction situations to 20
Lesson
Recognizing addition and subtraction situations to 20
Addition and subtraction to 10 using fact families
Lesson
Addition and subtraction to 10 using fact families
Recognizing addition and subtraction situations to 10
Lesson
Recognizing addition and subtraction situations to 10
Addition and Subtraction to 10 with 1 or 2
Lesson
Addition and Subtraction to 10 with 1 or 2
Estimated and exact difference with decimal numbers with 3 decimal places
Lesson
Estimated and exact difference with decimal numbers with 3 decimal places
Estimated and exact difference with decimal numbers with 1 and 2 decimal places
Lesson
Estimated and exact difference with decimal numbers with 1 and 2 decimal places
Estimated and exact difference with decimal numbers with 1 or 2 decimal places
Lesson
Estimated and exact difference with decimal numbers with 1 or 2 decimal places
Determine difference between decimal numbers with 1, 2, and 3 decimals
Lesson
Determine difference between decimal numbers with 1, 2, and 3 decimals
Subtraction with decimal numbers with 1,2, and 3 decimal places
Lesson
Subtraction with decimal numbers with 1,2, and 3 decimal places
Determine the difference between decimal numbers with 3 decimal places
Lesson
Determine the difference between decimal numbers with 3 decimal places
Subtraction with decimal numbers with 3 decimal places
Lesson
Subtraction with decimal numbers with 3 decimal places
Determine difference between decimal numbers with 1 and 2 decimals
Lesson
Determine difference between decimal numbers with 1 and 2 decimals
Determine difference between decimal numbers with 1 or 2 decimals places
Lesson
Determine difference between decimal numbers with 1 or 2 decimals places
Subtraction with decimal numbers with 1 and 2 decimal places
Lesson
Subtraction with decimal numbers with 1 and 2 decimal places
Subtraction with decimal numbers with 1 or 2 decimal places
Lesson
Subtraction with decimal numbers with 1 or 2 decimal places
Estimate the difference to 1,000
Lesson
Estimate the difference to 1,000
Estimate the difference to 100
Lesson
Estimate the difference to 100
Subtraction to 1,000 with three or more numbers
Lesson
Subtraction to 1,000 with three or more numbers
Subtraction to 1,000 via compensation method
Lesson
Subtraction to 1,000 via compensation method
Subtraction to 1,000 via one more/one less
Lesson
Subtraction to 1,000 via one more/one less
Subtraction to 1,000 via simplification
Lesson
Subtraction to 1,000 via simplification
Subtraction to 1,000 splitting the subtrahend with regrouping
Lesson
Subtraction to 1,000 splitting the subtrahend with regrouping
Subtraction to 1,000 from hundreds numbers
Lesson
Subtraction to 1,000 from hundreds numbers
Determine difference to 1,000
Lesson
Determine difference to 1,000
Subtraction to 1,000 splitting the subtrahend
Lesson
Subtraction to 1,000 splitting the subtrahend
Subtracting numbers to a hundreds number
Lesson
Subtracting numbers to a hundreds number
Subtraction through 100 regrouping tens
Lesson
Subtraction through 100 regrouping tens
Subtraction through 100 regrouping hundreds as tens
Lesson
Subtraction through 100 regrouping hundreds as tens
Subtraction through 100 using tens
Lesson
Subtraction through 100 using tens
Subtraction to 1,000 with the zero-rule
Lesson
Subtraction to 1,000 with the zero-rule
Subtraction to 100 with three or more numbers
Lesson
Subtraction to 100 with three or more numbers
Subtraction to 100 via compensation method
Lesson
Subtraction to 100 via compensation method
Subtraction to 100 via one more/one less
Lesson
Subtraction to 100 via one more/one less
Subtraction to 100 via simplification
Lesson
Subtraction to 100 via simplification
Subtraction to 100 with subtrahends >10
Lesson
Subtraction to 100 with subtrahends >10
Subtraction to 100 regrouping with subtrahends <10
Lesson
Subtraction to 100 regrouping with subtrahends <10
Subtraction to 100 by splitting the subtrahend with subtrahends >10
Lesson
Subtraction to 100 by splitting the subtrahend with subtrahends >10
Subtraction to 100 by splitting the subtrahend with subtrahends < 10
Lesson
Subtraction to 100 by splitting the subtrahend with subtrahends < 10
Determining difference to 100
Lesson
Determining difference to 100
Subtraction to 100 by creating an addition problem
Lesson
Subtraction to 100 by creating an addition problem
Subtracting numbers to 100 from a tens number
Lesson
Subtracting numbers to 100 from a tens number
Subtraction from tens numbers with small differences
Lesson
Subtraction from tens numbers with small differences
Subtraction to 100
Lesson
Subtraction to 100
Subtraction to 100 by tens and ones
Lesson
Subtraction to 100 by tens and ones
Subtracting numbers to 100 to a tens number
Lesson
Subtracting numbers to 100 to a tens number
Subtracting numbers to 100 using tens
Lesson
Subtracting numbers to 100 using tens
Subtraction to 100 via the zero rule
Lesson
Subtraction to 100 via the zero rule
Subtraction to 50 with subtrahends >10
Lesson
Subtraction to 50 with subtrahends >10
Subtraction to 50 with subtrahends <10
Lesson
Subtraction to 50 with subtrahends <10
Number Bond Charts
Lesson
Number Bond Charts
Subtraction to 50 with subtrahends >10
Lesson
Subtraction to 50 with subtrahends >10
Subtraction to 50 without crossing ten with subtrahends <10
Lesson
Subtraction to 50 without crossing ten with subtrahends <10
Subtraction to 30 using simplification
Lesson
Subtraction to 30 using simplification
Subtraction to 30 with regrouping
Lesson
Subtraction to 30 with regrouping
Subtraction to 30 without regrouping
Lesson
Subtraction to 30 without regrouping
Subtraction to 20 with three or more numbers
Lesson
Subtraction to 20 with three or more numbers
Subtraction to 20 with one more or one less
Lesson
Subtraction to 20 with one more or one less
Subtraction to 20 via inverse operation
Lesson
Subtraction to 20 via inverse operation
Subtraction to 20 crossing ten
Lesson
Subtraction to 20 crossing ten
Subtraction to 20 with one more or one less, decomposing the second number
Lesson
Subtraction to 20 with one more or one less, decomposing the second number
Subtraction to 20 using grouping with three numbers
Lesson
Subtraction to 20 using grouping with three numbers
Subtraction to 20 on the number line, crossing ten
Lesson
Subtraction to 20 on the number line, crossing ten
On the bus: Subtraction to 20 crossing ten
Lesson
On the bus: Subtraction to 20 crossing ten
Subtraction from 20 with numbers to 20
Lesson
Subtraction from 20 with numbers to 20
Subtracting tens and ones from numbers to 20
Lesson
Subtracting tens and ones from numbers to 20
Subtraction to 20 with result of 0 or 1
Lesson
Subtraction to 20 with result of 0 or 1
Determining difference to 20
Lesson
Determining difference to 20
Subtraction to 20 using simplification
Lesson
Subtraction to 20 using simplification
Subtraction to 20 without regrouping
Lesson
Subtraction to 20 without regrouping
Subtraction to 20 on the number line
Lesson
Subtraction to 20 on the number line
On the bus: Subtraction to 20
Lesson
On the bus: Subtraction to 20
Recognizing subtraction problems to 20
Lesson
Recognizing subtraction problems to 20
Subtraction to 10 with three numbers
Lesson
Subtraction to 10 with three numbers
Subtraction to 10 via inverse operation
Lesson
Subtraction to 10 via inverse operation
Subtraction to 10 using related problems
Lesson
Subtraction to 10 using related problems
Subtraction to 10 with one more or one less
Lesson
Subtraction to 10 with one more or one less
Subtraction to 10
Lesson
Subtraction to 10
Subtraction to 10 on the number line
Lesson
Subtraction to 10 on the number line
Subtraction from 10 with numbers to 10
Lesson
Subtraction from 10 with numbers to 10
Subtraction to 10 with result of 0 or 1
Lesson
Subtraction to 10 with result of 0 or 1
Subtraction to 10 with 1 or 2
Lesson
Subtraction to 10 with 1 or 2
Subtraction to 10 with rekenrek
Lesson
Subtraction to 10 with rekenrek
Recognizing subtraction problems to 10
Lesson
Recognizing subtraction problems to 10
Subtraction to 10 via bus example
Lesson
Subtraction to 10 via bus example
Subtraction to 5
Lesson
Subtraction to 5
Recognizing subtraction problems to 5
Lesson
Recognizing subtraction problems to 5
Addition to 100 with round numbers
Lesson
Addition to 100 with round numbers
Estimated and exact sum with decimal numbers with 3 decimal places
Lesson
Estimated and exact sum with decimal numbers with 3 decimal places
Estimated and exact sum with decimal numbers with 1 and 2 decimal places
Lesson
Estimated and exact sum with decimal numbers with 1 and 2 decimal places
Estimated and exact sum with decimal numbers with 1 or 2 decimal places
Lesson
Estimated and exact sum with decimal numbers with 1 or 2 decimal places
Addition with decimal numbers with 1, 2, or 3 decimal places
Lesson
Addition with decimal numbers with 1, 2, or 3 decimal places
Addition with decimal numbers with 3 decimal places
Lesson
Addition with decimal numbers with 3 decimal places
Addition with decimal numbers with 1 and 2 decimal places
Lesson
Addition with decimal numbers with 1 and 2 decimal places
Addition with decimal numbers with 1 or 2 decimal places
Lesson
Addition with decimal numbers with 1 or 2 decimal places
Estimate the sum to 1,000
Lesson
Estimate the sum to 1,000
Estimate the sum to 100
Lesson
Estimate the sum to 100
Addition to 1,000 via compensation method
Lesson
Addition to 1,000 via compensation method
Addition to 1,000 with one more or one less
Lesson
Addition to 1,000 with one more or one less
Addition to 1,000 via simplification
Lesson
Addition to 1,000 via simplification
Addition to 1,000 with three or more random numbers
Lesson
Addition to 1,000 with three or more random numbers
Addition to 1,000 by splitting the second addend
Lesson
Addition to 1,000 by splitting the second addend
Addition to 1,000 using grouping with three or more addends
Lesson
Addition to 1,000 using grouping with three or more addends
Addition to 1,000 by splitting the second addend into hundreds, tens, and ones
Lesson
Addition to 1,000 by splitting the second addend into hundreds, tens, and ones
Addition to 1,000 with three or more simple numbers
Lesson
Addition to 1,000 with three or more simple numbers
Addition to 1,000 by counting, with hundreds and tens
Lesson
Addition to 1,000 by counting, with hundreds and tens
Addition to 1,000 by counting, with hundreds
Lesson
Addition to 1,000 by counting, with hundreds
Addition through 100 crossing tens
Lesson
Addition through 100 crossing tens
Addition through 100 without regrouping
Lesson
Addition through 100 without regrouping
Addition through 100 with tens
Lesson
Addition through 100 with tens
Addition to 100 in tens with the zero rule
Lesson
Addition to 100 in tens with the zero rule
Addition to 100 via compensation method
Lesson
Addition to 100 via compensation method
Addition to 100 with one more or one less
Lesson
Addition to 100 with one more or one less
Addition to 100 using simplification
Lesson
Addition to 100 using simplification
Addition to 100 crossing tens with addends >10
Lesson
Addition to 100 crossing tens with addends >10
Addition to 100 crossing ten with addends <10
Lesson
Addition to 100 crossing ten with addends <10
Addition to 100 by tens and ones using addends >10
Lesson
Addition to 100 by tens and ones using addends >10
Addition to 100 by making tens using addends <10
Lesson
Addition to 100 by making tens using addends <10
Addition to 100 with three or more random addends
Lesson
Addition to 100 with three or more random addends
Addition to 100 with three or more simple numbers
Lesson
Addition to 100 with three or more simple numbers
Addition to 100 making ten
Lesson
Addition to 100 making ten
Adding to 100 by tens and ones without regrouping
Lesson
Adding to 100 by tens and ones without regrouping
Addition to 100 without regrouping
Lesson
Addition to 100 without regrouping
Addition to 100 with tens
Lesson
Addition to 100 with tens
Addition to 100 with the zero-rule
Lesson
Addition to 100 with the zero-rule
Addition to 50 with 10, 5, and 1
Lesson
Addition to 50 with 10, 5, and 1
Addition to 50 making tens with second addends >10
Lesson
Addition to 50 making tens with second addends >10
Addition to 50 making ten with second addends <10
Lesson
Addition to 50 making ten with second addends <10
Addition to 50 with second addends >10
Lesson
Addition to 50 with second addends >10
Addition to 50 with second addends <10
Lesson
Addition to 50 with second addends <10
Add doubles to 40
Lesson
Add doubles to 40
Addition to 30 using simplification
Lesson
Addition to 30 using simplification
Addition to 30 making ten
Lesson
Addition to 30 making ten
Addition to 30 without regrouping numbers
Lesson
Addition to 30 without regrouping numbers
Addition to 30 with repeating addends
Lesson
Addition to 30 with repeating addends
Addition to 20 with three or more addends
Lesson
Addition to 20 with three or more addends
Adding to 20 with 2 or 3 addends
Lesson
Adding to 20 with 2 or 3 addends
Adding equal amounts to 20
Lesson
Adding equal amounts to 20
Addition to 20 with one more or one less
Lesson
Addition to 20 with one more or one less
Addition to 20 with one more using an addition table
Lesson
Addition to 20 with one more using an addition table
Adding to 20 swapping addends
Lesson
Adding to 20 swapping addends
Addition to 20 with doubles and near doubles
Lesson
Addition to 20 with doubles and near doubles
Add doubles to 20
Lesson
Add doubles to 20
Addition to 20
Lesson
Addition to 20
Addition to 20 using grouping with three addends
Lesson
Addition to 20 using grouping with three addends
Addition to 20 making tens on the number line
Lesson
Addition to 20 making tens on the number line
On the bus: Addition to 20 making ten
Lesson
On the bus: Addition to 20 making ten
Addition to 20 with one more or one less
Lesson
Addition to 20 with one more or one less
Addition to 20 with tens and ones
Lesson
Addition to 20 with tens and ones
Addition to 20
Lesson
Addition to 20
Addition to 20 using simplification
Lesson
Addition to 20 using simplification
Addition to 20
Lesson
Addition to 20
Addition to 20 on the number line
Lesson
Addition to 20 on the number line
On the bus: Addition to 20
Lesson
On the bus: Addition to 20
Recognizing addition problems to 20
Lesson
Recognizing addition problems to 20
Addition to 10 with three addends
Lesson
Addition to 10 with three addends
Adding to 10 with 2 or 3 addends
Lesson
Adding to 10 with 2 or 3 addends
Addition to 10 swapping addends
Lesson
Addition to 10 swapping addends
Addition to 10 with one more
Lesson
Addition to 10 with one more
Addition to 10 with one more, one less
Lesson
Addition to 10 with one more, one less
Adding doubles to 10
Lesson
Adding doubles to 10
Addition to 10
Lesson
Addition to 10
Addition to 10 on the number line
Lesson
Addition to 10 on the number line
Adding to the number 10
Lesson
Adding to the number 10
Addition to 10 with 1 or 2 more
Lesson
Addition to 10 with 1 or 2 more
Addition to 10 with the rekenrek
Lesson
Addition to 10 with the rekenrek
Recognizing addition problems to 10
Lesson
Recognizing addition problems to 10
On the bus: Addition to 10
Lesson
On the bus: Addition to 10
Addition to 5
Lesson
Addition to 5
Recognizing addition problems to 5
Lesson
Recognizing addition problems to 5
Decomposing and composing to the thousands place
Lesson
Decomposing and composing to the thousands place
Math automaticity- decomposing 10
Lesson
Math automaticity- decomposing 10
Decomposing and composing to the hundreds place
Lesson
Decomposing and composing to the hundreds place
Decomposing and composing 100 from round numbers
Lesson
Decomposing and composing 100 from round numbers
Decomposing and composing 1,000
Lesson
Decomposing and composing 1,000
Math automaticity- decomposing numbers to 10
Lesson
Math automaticity- decomposing numbers to 10
Decomposing and composing 100 from random numbers
Lesson
Decomposing and composing 100 from random numbers
Number bond charts to 20
Lesson
Number bond charts to 20
Decomposing and composing to the tens place
Lesson
Decomposing and composing to the tens place
Number bond charts to 30
Lesson
Number bond charts to 30
Decomposing and composing numbers to 20
Lesson
Decomposing and composing numbers to 20
Decomposing and Composing 20
Lesson
Decomposing and Composing 20
Composing to 20
Lesson
Composing to 20
Decomposing and composing number to 10
Lesson
Decomposing and composing number to 10
Combining numbers to 10
Lesson
Combining numbers to 10
Decomposing and composing 2 to 9
Lesson
Decomposing and composing 2 to 9
Decomposing and composing numbers to 5
Lesson
Decomposing and composing numbers to 5
Composing numbers to 10
Lesson
Composing numbers to 10
Decomposing numbers to 10
Lesson
Decomposing numbers to 10
Coloring decompositions to 10- recognizable objects
Lesson
Coloring decompositions to 10- recognizable objects
Coloring decompositions to 10- abstract objects
Lesson
Coloring decompositions to 10- abstract objects
Addition with decimal numbers up to the hundredths place
Lesson
Addition with decimal numbers up to the hundredths place
Decomposition and addition up to 10
Lesson
Decomposition and addition up to 10
Number bond charts to 10
Lesson
Number bond charts to 10
Decomposing and composing 10
Lesson
Decomposing and composing 10

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