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
7 × 10 = ______
66 + 10 = ______
71 − 10 = ______
81 + 20 = ______
44 + 10 = ______
2 × 10 = ______
8 × 10 = ______
5 × 10 = ______
63 + 20 = ______
3 × 10 = ______
60 − 10 = ______
67 + 10 = ______
85 − 10 = ______
43 + 10 = ______
57 + 20 = ______
12 + 10 = ______
70 + 10 = ______
23 + 20 = ______
13 + 20 = ______
39 − 10 = ______
