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
63 + 10 = ______
37 − 10 = ______
47 + 20 = ______
21 − 10 = ______
59 + 10 = ______
79 − 10 = ______
4 × 10 = ______
1 × 10 = ______
13 + 10 = ______
49 − 10 = ______
64 − 10 = ______
18 + 10 = ______
67 + 20 = ______
61 − 10 = ______
8 × 10 = ______
39 + 10 = ______
72 + 10 = ______
76 + 20 = ______
2 × 10 = ______
30 + 10 = ______
