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
23 − 10 = ______
82 + 20 = ______
3 × 10 = ______
49 + 10 = ______
32 − 10 = ______
28 + 20 = ______
5 × 10 = ______
40 + 10 = ______
84 + 10 = ______
52 + 20 = ______
44 − 10 = ______
76 − 10 = ______
21 − 10 = ______
40 + 20 = ______
66 − 10 = ______
84 − 10 = ______
80 − 10 = ______
58 + 10 = ______
88 − 10 = ______
8 × 10 = ______
