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
96 − 10 = ______
81 + 10 = ______
69 − 10 = ______
22 + 10 = ______
87 + 20 = ______
15 + 20 = ______
74 + 10 = ______
62 − 10 = ______
60 + 10 = ______
32 + 20 = ______
79 − 10 = ______
24 + 20 = ______
31 + 20 = ______
1 × 10 = ______
66 − 10 = ______
37 − 10 = ______
53 + 10 = ______
33 − 10 = ______
21 + 10 = ______
76 + 20 = ______
