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
34 + 10 = ______
93 − 10 = ______
89 + 20 = ______
57 − 10 = ______
47 + 10 = ______
5 × 10 = ______
87 − 10 = ______
74 + 10 = ______
33 − 10 = ______
90 − 10 = ______
31 + 10 = ______
6 × 10 = ______
54 − 10 = ______
49 + 20 = ______
3 × 10 = ______
37 − 10 = ______
54 + 20 = ______
70 + 10 = ______
43 − 10 = ______
49 − 10 = ______
