Here is a collection of our printable worksheets for topic Adding Numbers of chapter Addition in section Addition and Subtraction.

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Estimate Sums

Estimating sums by using rounding and compatible numbers.

Estimate, then find the sum using place value or mental math.

Shelly Squirrel's 3 - Digit Addition

Shelly Squirrel eats the acorns that have the number 1 in the ones place. Add to find each sum and cross each answer with 1 in the ones place.

Solve addition problems with 3-digit numbers.

Adding More Than 2 Numbers (0-20)

Practice adding more than 2 numbers in a horizontal format.

Adding More Than 2 Numbers (0-20)

Practice adding more than two numbers in a horizontal format.

Adding More Than 2 Numbers (0-100)

Practice adding three numbers (up to 100).

Adding More Than 2 Numbers (0-100)

Adding More Than 2 Numbers (0-100)

Practing addition in a horizontal format.

Nighty Night

Solve each addition problem using regrouping / carry over.

Practice adding 4- digit numbers to find the sums.