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
82 − 10 = ______
81 + 10 = ______
3 × 10 = ______
22 + 20 = ______
54 + 20 = ______
33 + 20 = ______
61 + 20 = ______
23 − 10 = ______
45 − 10 = ______
40 − 10 = ______
2 × 10 = ______
94 − 10 = ______
39 + 20 = ______
55 − 10 = ______
74 + 20 = ______
5 × 10 = ______
59 + 20 = ______
86 − 10 = ______
32 + 10 = ______
6 × 10 = ______
