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
92 − 10 = ______
43 + 20 = ______
3 × 10 = ______
64 + 10 = ______
52 + 20 = ______
17 + 10 = ______
5 × 10 = ______
51 + 10 = ______
56 − 10 = ______
49 + 20 = ______
45 + 10 = ______
21 + 10 = ______
94 − 10 = ______
12 + 20 = ______
66 + 20 = ______
65 + 20 = ______
82 + 20 = ______
33 − 10 = ______
63 − 10 = ______
47 + 10 = ______
