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 = ______
45 + 10 = ______
22 + 10 = ______
36 + 10 = ______
72 + 20 = ______
8 × 10 = ______
22 + 20 = ______
3 × 10 = ______
65 + 10 = ______
6 × 10 = ______
7 × 10 = ______
99 − 10 = ______
15 + 20 = ______
39 + 10 = ______
56 − 10 = ______
20 + 20 = ______
39 − 10 = ______
87 + 10 = ______
13 + 10 = ______
9 × 10 = ______
