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
32 + 20 = ______
36 − 10 = ______
30 + 20 = ______
59 − 10 = ______
81 + 20 = ______
5 × 10 = ______
41 + 10 = ______
8 × 10 = ______
77 − 10 = ______
40 + 20 = ______
22 − 10 = ______
38 − 10 = ______
42 + 20 = ______
31 + 10 = ______
53 + 10 = ______
2 × 10 = ______
7 × 10 = ______
78 + 10 = ______
4 × 10 = ______
62 − 10 = ______
