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 = ______
56 + 10 = ______
48 + 10 = ______
65 − 10 = ______
22 + 20 = ______
3 × 10 = ______
70 − 10 = ______
41 − 10 = ______
47 + 10 = ______
74 − 10 = ______
21 + 20 = ______
71 − 10 = ______
6 × 10 = ______
2 × 10 = ______
35 + 10 = ______
22 − 10 = ______
65 + 20 = ______
82 − 10 = ______
7 × 10 = ______
48 + 20 = ______
