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
72 + 10 = ______
36 − 10 = ______
52 − 10 = ______
84 + 20 = ______
68 + 20 = ______
85 + 10 = ______
50 − 10 = ______
1 × 10 = ______
67 − 10 = ______
78 + 10 = ______
6 × 10 = ______
4 × 10 = ______
3 × 10 = ______
47 + 10 = ______
60 + 10 = ______
80 − 10 = ______
60 + 20 = ______
66 − 10 = ______
7 × 10 = ______
71 + 20 = ______
