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
17 + 20 = ______
3 × 10 = ______
15 + 20 = ______
56 + 10 = ______
77 + 10 = ______
53 − 10 = ______
22 − 10 = ______
45 − 10 = ______
9 × 10 = ______
2 × 10 = ______
6 × 10 = ______
47 + 10 = ______
48 + 10 = ______
96 − 10 = ______
76 + 10 = ______
4 × 10 = ______
64 + 10 = ______
38 + 10 = ______
31 + 10 = ______
21 + 20 = ______
