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
86 + 10 = ______
66 + 20 = ______
7 × 10 = ______
91 − 10 = ______
54 − 10 = ______
8 × 10 = ______
77 − 10 = ______
72 − 10 = ______
89 + 20 = ______
98 − 10 = ______
22 + 10 = ______
9 × 10 = ______
11 + 10 = ______
21 − 10 = ______
16 + 20 = ______
79 − 10 = ______
42 + 10 = ______
5 × 10 = ______
1 × 10 = ______
33 + 10 = ______
