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
8 × 10 = ______
6 × 10 = ______
17 + 10 = ______
21 − 10 = ______
63 + 10 = ______
26 + 20 = ______
88 + 10 = ______
1 × 10 = ______
7 × 10 = ______
80 + 20 = ______
41 + 20 = ______
96 − 10 = ______
14 + 10 = ______
3 × 10 = ______
4 × 10 = ______
79 + 20 = ______
42 + 10 = ______
68 + 20 = ______
65 − 10 = ______
19 + 10 = ______
