Add within 20

Preview of mental math problems packet

“Mental Gymnastics” Mental Math Problems

Start math class with Mental Gymnastics! This activity can review math facts while promoting a quiet learning environment. Meant for grades 2 to 5, the download features 72 mental math problems and three skill levels. 

Add Within 20 Word Problems Set 1

Solve 10 word problems with solutions up to 20.

Add Three Numbers Within 20

Ten word problems with solutions within 20

Add Within 20, All Carrying

Sixteen vertical addition problems with totals up to 20

Add Within 20, Some Carrying

Fifteen vertical addition problems. Add two numbers for totals under 20.

Add Within 20 Word Problems

Four worksheets with word problems for adding within 20

Add Within 20 Word Problems (Free Preview)

Five “add within 20” word problems with personality

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