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
80 − 10 = ______
45 + 10 = ______
22 + 20 = ______
1 × 10 = ______
40 + 10 = ______
84 − 10 = ______
25 − 10 = ______
97 − 10 = ______
20 + 10 = ______
35 + 10 = ______
91 − 10 = ______
33 − 10 = ______
72 + 20 = ______
89 + 10 = ______
62 − 10 = ______
8 × 10 = ______
45 − 10 = ______
81 − 10 = ______
68 + 10 = ______
70 + 10 = ______
