Addition

Estimate the sum up to 10,000

Addition to 100,000

Addition to 100,000 with simple numbers

Addition to 10,000 without regrouping

Addition to 10,000 with simple numbers

Addition through 1,000

Automaticity addition to 100

Automaticity addition to 20 crossing tens

Automaticity addition to 20 without crossing tens

Automaticity addition to 10

Addition to 1,000 without crossing tens or hundreds

Addition to 1,000 crossing hundreds

Addition to 1,000 crossing tens

Addition to 1,000 with multiples of ten

Addition to 1,000 with crossing tens and hundreds

Adding to a hundreds number

Addition to 1,000 using standard algorithm with regrouping

Addition to 100 with round numbers

Estimated and exact sum with decimal numbers with 3 decimal places

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

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

Addition with decimal numbers with 3 decimal places

Addition with decimal numbers with 1 and 2 decimal places

Addition with decimal numbers with 1 or 2 decimal places

Estimate the sum to 1,000

Estimate the sum to 100

Addition to 1,000 via compensation method

Addition to 1,000 with one more or one less

Addition to 1,000 via simplification

Addition to 1,000 with three or more random numbers

Addition to 1,000 by splitting the second addend

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

Addition to 1,000 with three or more simple numbers

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

Addition to 1,000 by counting, with hundreds

Addition through 100 crossing tens

Addition through 100 without regrouping

Addition through 100 with tens

Addition to 100 in tens with the zero rule

Addition to 100 via compensation method

Addition to 100 with one more or one less

Addition to 100 using simplification

Addition to 100 crossing tens with addends >10

Addition to 100 crossing ten with addends <10

Addition to 100 by tens and ones using addends >10

Addition to 100 by making tens using addends <10

Addition to 100 with three or more random addends

Addition to 100 with three or more simple numbers

Addition to 100 making ten

Adding to 100 by tens and ones without regrouping

Addition to 100 without regrouping

Addition to 100 with tens

Addition to 100 with the zero-rule

Addition to 50 with 10, 5, and 1

Addition to 50 making tens with second addends >10

Addition to 50 making ten with second addends <10

Addition to 50 with second addends >10

Addition to 50 with second addends <10

Add doubles to 40

Addition to 30 using simplification

Addition to 30 making ten

Addition to 30 without regrouping numbers

Addition to 30 with repeating addends

Addition to 20 with three or more addends

Adding to 20 with 2 or 3 addends

Adding equal amounts to 20

Addition to 20 with one more or one less

Addition to 20 with one more using an addition table

Adding to 20 swapping addends

Addition to 20 with doubles and near doubles

Add doubles to 20

Addition to 20

Addition to 20 using grouping with three addends

Addition to 20 making tens on the number line

On the bus: Addition to 20 making ten

Addition to 20 with one more or one less

Addition to 20 with tens and ones

Addition to 20

Addition to 20 using simplification

Addition to 20

Addition to 20 on the number line

On the bus: Addition to 20

Recognizing addition problems to 20

Addition to 10 with three addends

Adding to 10 with 2 or 3 addends

Addition to 10 swapping addends

Addition to 10 with one more

Addition to 10 with one more, one less

Adding doubles to 10

Addition to 10

Addition to 10 on the number line

Adding to the number 10

Addition to 10 with 1 or 2 more

Addition to 10 with the rekenrek

Recognizing addition problems to 10

On the bus: Addition to 10

Addition to 5

Recognizing addition problems to 5

Addition with decimal numbers up to the hundredths place