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
24 + 10 = ______
21 − 10 = ______
63 + 10 = ______
2 × 10 = ______
55 + 10 = ______
56 − 10 = ______
85 + 10 = ______
69 + 20 = ______
80 − 10 = ______
48 − 10 = ______
1 × 10 = ______
7 × 10 = ______
98 − 10 = ______
28 + 20 = ______
62 + 20 = ______
45 + 10 = ______
56 + 10 = ______
33 − 10 = ______
75 − 10 = ______
82 + 10 = ______
