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 = ______
21 + 10 = ______
46 − 10 = ______
9 × 10 = ______
26 + 20 = ______
2 × 10 = ______
31 + 10 = ______
64 + 20 = ______
7 × 10 = ______
36 + 20 = ______
72 + 10 = ______
40 − 10 = ______
6 × 10 = ______
1 × 10 = ______
29 + 20 = ______
78 + 10 = ______
31 + 20 = ______
53 − 10 = ______
85 − 10 = ______
99 − 10 = ______
