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
5 × 10 = ______
37 + 20 = ______
57 − 10 = ______
23 + 10 = ______
1 × 10 = ______
9 × 10 = ______
81 + 20 = ______
62 + 20 = ______
97 − 10 = ______
8 × 10 = ______
34 + 10 = ______
38 + 10 = ______
19 + 10 = ______
65 + 10 = ______
50 + 10 = ______
11 + 20 = ______
6 × 10 = ______
54 + 10 = ______
96 − 10 = ______
51 + 20 = ______
