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
80 + 20 = ______
31 + 20 = ______
37 − 10 = ______
45 + 20 = ______
68 + 10 = ______
3 × 10 = ______
2 × 10 = ______
1 × 10 = ______
68 − 10 = ______
93 − 10 = ______
23 + 20 = ______
12 + 20 = ______
53 + 20 = ______
64 + 20 = ______
6 × 10 = ______
53 − 10 = ______
41 − 10 = ______
13 + 10 = ______
4 × 10 = ______
61 − 10 = ______
