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
36 − 10 = ______
7 × 10 = ______
2 × 10 = ______
38 − 10 = ______
48 + 10 = ______
21 + 20 = ______
69 + 10 = ______
1 × 10 = ______
6 × 10 = ______
38 + 10 = ______
45 + 20 = ______
79 + 20 = ______
13 + 10 = ______
27 + 20 = ______
74 − 10 = ______
52 + 20 = ______
70 + 10 = ______
23 + 20 = ______
8 × 10 = ______
69 − 10 = ______
