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
33 − 10 = ______
52 + 10 = ______
64 + 10 = ______
57 + 10 = ______
67 − 10 = ______
1 × 10 = ______
85 + 10 = ______
56 + 10 = ______
13 + 10 = ______
65 − 10 = ______
5 × 10 = ______
57 − 10 = ______
4 × 10 = ______
58 + 20 = ______
14 + 20 = ______
25 + 20 = ______
2 × 10 = ______
51 − 10 = ______
36 − 10 = ______
85 − 10 = ______
