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Lesson

Estimate the sum up to 10,000

Lesson

Addition to 100,000

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Addition to 100,000 with simple numbers

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Addition to 10,000 without regrouping

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Addition to 10,000 with simple numbers

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Addition through 1,000

Tool

Math Problem Generator

Lesson

Automaticity addition to 100

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Automaticity addition to 20 crossing tens

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Automaticity addition to 20 without crossing tens

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Automaticity addition to 10

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Addition to 1,000 without crossing tens or hundreds

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Addition to 1,000 crossing hundreds

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Addition to 1,000 crossing tens

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Addition to 1,000 with multiples of ten

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Addition to 1,000 with crossing tens and hundreds

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Adding to a hundreds number

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Addition to 1,000 using standard algorithm with regrouping

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Addition to 100 with round numbers

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Estimated and exact sum with decimal numbers with 3 decimal places

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Estimated and exact sum with decimal numbers with 1 and 2 decimal places

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Estimated and exact sum with decimal numbers with 1 or 2 decimal places

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Addition with decimal numbers with 1, 2, or 3 decimal places

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Addition with decimal numbers with 3 decimal places

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Addition with decimal numbers with 1 and 2 decimal places

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Addition with decimal numbers with 1 or 2 decimal places

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Estimate the sum to 1,000

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Estimate the sum to 100

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Addition to 1,000 via compensation method

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Addition to 1,000 with one more or one less

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Addition to 1,000 via simplification

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Addition to 1,000 with three or more random numbers

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Addition to 1,000 by splitting the second addend

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Addition to 1,000 using grouping with three or more addends

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Addition to 1,000 by splitting the second addend into hundreds, tens, and ones

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Addition to 1,000 with three or more simple numbers

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Addition to 1,000 by counting, with hundreds and tens

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Addition to 1,000 by counting, with hundreds

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Addition through 100 crossing tens

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Addition through 100 without regrouping

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Addition through 100 with tens

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Addition to 100 in tens with the zero rule

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Addition to 100 via compensation method

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Addition to 100 with one more or one less

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Addition to 100 using simplification

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Addition to 100 crossing tens with addends >10

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Addition to 100 crossing ten with addends <10

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Addition to 100 by tens and ones using addends >10

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Addition to 100 by making tens using addends <10

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Addition to 100 with three or more random addends

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Addition to 100 with three or more simple numbers

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Addition to 100 making ten

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Adding to 100 by tens and ones without regrouping

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Addition to 100 without regrouping

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Addition to 100 with tens

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Addition to 100 with the zero-rule

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Addition to 50 with 10, 5, and 1

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Addition to 50 making tens with second addends >10

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Addition to 50 making ten with second addends <10

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Addition to 50 with second addends >10

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Addition to 50 with second addends <10

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Add doubles to 40

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Addition to 30 using simplification

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Addition to 30 making ten

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Addition to 30 without regrouping numbers

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Addition to 30 with repeating addends

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Addition to 20 with three or more addends

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Adding to 20 with 2 or 3 addends

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Adding equal amounts to 20

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Addition to 20 with one more or one less

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Addition to 20 with one more using an addition table

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Adding to 20 swapping addends

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Addition to 20 with doubles and near doubles

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Add doubles to 20

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Addition to 20

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Addition to 20 using grouping with three addends

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Addition to 20 making tens on the number line

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On the bus: Addition to 20 making ten

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Addition to 20 with one more or one less

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Addition to 20 with tens and ones

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Addition to 20

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Addition to 20 using simplification

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Addition to 20

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Addition to 20 on the number line

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On the bus: Addition to 20

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Recognizing addition problems to 20

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Addition to 10 with three addends

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Adding to 10 with 2 or 3 addends

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Addition to 10 swapping addends

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Addition to 10 with one more

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Addition to 10 with one more, one less

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Adding doubles to 10

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Addition to 10

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Addition to 10 on the number line

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Adding to the number 10

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Addition to 10 with 1 or 2 more

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Addition to 10 with the rekenrek

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Recognizing addition problems to 10

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On the bus: Addition to 10

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Addition to 5

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Recognizing addition problems to 5

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Addition with decimal numbers up to the hundredths place