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
7 × 10 = ______
77 + 10 = ______
55 − 10 = ______
88 + 20 = ______
25 + 20 = ______
8 × 10 = ______
87 + 20 = ______
53 + 20 = ______
4 × 10 = ______
40 − 10 = ______
39 − 10 = ______
69 + 20 = ______
77 − 10 = ______
13 + 20 = ______
41 + 20 = ______
71 + 20 = ______
70 + 20 = ______
55 + 20 = ______
2 × 10 = ______
41 + 10 = ______
