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
7 × 10 = ______
6 × 10 = ______
15 + 10 = ______
37 + 10 = ______
49 + 10 = ______
23 − 10 = ______
79 − 10 = ______
35 − 10 = ______
91 − 10 = ______
31 − 10 = ______
39 + 10 = ______
34 + 20 = ______
15 + 20 = ______
95 − 10 = ______
4 × 10 = ______
9 × 10 = ______
32 − 10 = ______
43 + 10 = ______
5 × 10 = ______
82 + 20 = ______
