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
6 × 10 = ______
67 − 10 = ______
31 − 10 = ______
3 × 10 = ______
37 + 10 = ______
9 × 10 = ______
78 + 10 = ______
33 − 10 = ______
41 + 10 = ______
56 + 10 = ______
23 − 10 = ______
84 + 20 = ______
57 + 20 = ______
97 − 10 = ______
59 + 20 = ______
77 + 20 = ______
34 + 20 = ______
8 × 10 = ______
2 × 10 = ______
78 + 20 = ______
