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
6 × 10 = ______
49 − 10 = ______
8 × 10 = ______
55 + 10 = ______
32 − 10 = ______
39 − 10 = ______
82 + 10 = ______
77 + 10 = ______
74 + 20 = ______
15 + 10 = ______
7 × 10 = ______
57 − 10 = ______
21 + 10 = ______
64 + 20 = ______
11 + 10 = ______
39 + 20 = ______
2 × 10 = ______
33 + 20 = ______
56 + 20 = ______
47 − 10 = ______
