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
9 × 10 = ______
62 + 10 = ______
3 × 10 = ______
72 − 10 = ______
37 − 10 = ______
14 + 20 = ______
37 + 10 = ______
33 + 10 = ______
6 × 10 = ______
11 + 20 = ______
16 + 20 = ______
75 − 10 = ______
1 × 10 = ______
15 + 10 = ______
29 + 20 = ______
55 + 20 = ______
47 + 10 = ______
7 × 10 = ______
39 + 10 = ______
53 + 20 = ______
