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
4 × 10 = ______
20 + 20 = ______
18 + 20 = ______
33 − 10 = ______
6 × 10 = ______
2 × 10 = ______
3 × 10 = ______
22 + 20 = ______
78 + 20 = ______
50 + 10 = ______
33 + 20 = ______
38 + 20 = ______
7 × 10 = ______
65 + 10 = ______
8 × 10 = ______
12 + 20 = ______
74 + 10 = ______
23 − 10 = ______
60 − 10 = ______
45 + 10 = ______
