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Addition and Subtraction Worksheets



Free Printable Addition and Subtraction Worksheets – A collection of easy-to-print addition and subtraction worksheets.  Teach by using fact families! Memorize one, get three free.  2+8=10 therefore 8+2=10, 10-2=8, 10-8=2.  You will also find mixed addition and subtraction worksheets, double-digit, triple digit addition and subtraction worksheets with and without regrouping.

Add and subtract within 20.
Apply properties of operations as strategies to add and subtract.2 Examples: If 8 + 3 = 11 is known, then 3 + 8 = 11 is also known. (Commutative property of addition.) To add 2 + 6 + 4, the second two numbers can be added to make a ten, so 2 + 6 + 4 = 2 + 10 = 12. (Associative property of addition.)

Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).
Fluently add and subtract within 20 using mental strategies.2 By end of Grade 2, know from memory all sums of two one-digit numbers.

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