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 = ______
5 × 10 = ______
91 − 10 = ______
53 + 20 = ______
52 − 10 = ______
93 − 10 = ______
80 + 10 = ______
89 + 10 = ______
67 + 10 = ______
66 + 10 = ______
62 + 10 = ______
53 + 10 = ______
3 × 10 = ______
6 × 10 = ______
62 + 20 = ______
46 + 20 = ______
98 − 10 = ______
84 − 10 = ______
58 − 10 = ______
14 + 20 = ______
