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
28 + 20 = ______
34 + 10 = ______
77 + 10 = ______
6 × 10 = ______
36 + 10 = ______
8 × 10 = ______
63 + 10 = ______
12 + 10 = ______
3 × 10 = ______
57 + 20 = ______
21 + 10 = ______
28 + 10 = ______
70 − 10 = ______
1 × 10 = ______
2 × 10 = ______
9 × 10 = ______
20 + 20 = ______
93 − 10 = ______
87 + 10 = ______
53 + 20 = ______
