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
2 × 10 = ______
23 − 10 = ______
9 × 10 = ______
75 − 10 = ______
40 + 10 = ______
52 + 20 = ______
33 + 10 = ______
90 − 10 = ______
81 + 20 = ______
96 − 10 = ______
5 × 10 = ______
35 − 10 = ______
4 × 10 = ______
31 + 20 = ______
51 + 20 = ______
3 × 10 = ______
6 × 10 = ______
72 − 10 = ______
25 − 10 = ______
84 + 10 = ______
