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
62 + 10 = ______
77 − 10 = ______
14 + 10 = ______
63 − 10 = ______
89 + 20 = ______
62 + 20 = ______
9 × 10 = ______
79 + 20 = ______
5 × 10 = ______
4 × 10 = ______
55 − 10 = ______
2 × 10 = ______
37 + 20 = ______
28 + 10 = ______
47 + 10 = ______
54 + 20 = ______
32 + 10 = ______
46 + 10 = ______
7 × 10 = ______
67 − 10 = ______
