Mental Math Worksheet
Recommended for 1st Grade — 5th Grade
Mental Math Worksheet
Name: ____________________Date: ____________
Instructions: Using mental strategies like making ten, doubling, and compensation to compute quickly.
20 problems
15 + 10 = ______
21 − 10 = ______
22 + 10 = ______
37 − 10 = ______
16 + 20 = ______
5 × 10 = ______
32 + 20 = ______
23 + 20 = ______
6 × 10 = ______
33 + 10 = ______
72 + 20 = ______
68 + 20 = ______
50 + 10 = ______
46 + 10 = ______
14 + 20 = ______
85 + 10 = ______
37 + 20 = ______
43 − 10 = ______
1 × 10 = ______
59 − 10 = ______
