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
22 − 10 = ______
74 − 10 = ______
23 − 10 = ______
53 + 20 = ______
50 + 20 = ______
36 − 10 = ______
4 × 10 = ______
42 − 10 = ______
58 + 10 = ______
17 + 20 = ______
62 + 20 = ______
56 + 20 = ______
99 − 10 = ______
82 + 20 = ______
2 × 10 = ______
7 × 10 = ______
79 − 10 = ______
70 − 10 = ______
8 × 10 = ______
63 + 20 = ______
