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
51 + 10 = ______
4 × 10 = ______
6 × 10 = ______
1 × 10 = ______
70 − 10 = ______
33 + 10 = ______
14 + 10 = ______
39 + 10 = ______
26 − 10 = ______
15 + 10 = ______
59 + 20 = ______
3 × 10 = ______
87 − 10 = ______
7 × 10 = ______
89 + 10 = ______
38 + 10 = ______
22 − 10 = ______
74 − 10 = ______
25 + 20 = ______
11 + 10 = ______
