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
54 − 10 = ______
2 × 10 = ______
88 + 10 = ______
22 + 20 = ______
49 − 10 = ______
39 + 10 = ______
29 + 10 = ______
48 + 20 = ______
22 − 10 = ______
47 + 20 = ______
8 × 10 = ______
13 + 20 = ______
21 + 20 = ______
39 + 20 = ______
32 + 20 = ______
45 − 10 = ______
41 + 10 = ______
78 − 10 = ______
33 − 10 = ______
24 + 10 = ______
