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
68 + 10 = ______
79 + 10 = ______
76 − 10 = ______
3 × 10 = ______
8 × 10 = ______
1 × 10 = ______
65 − 10 = ______
71 − 10 = ______
67 + 20 = ______
34 − 10 = ______
76 + 20 = ______
17 + 20 = ______
31 − 10 = ______
84 + 20 = ______
43 + 20 = ______
60 + 10 = ______
18 + 20 = ______
7 × 10 = ______
2 × 10 = ______
4 × 10 = ______
