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
70 + 20 = ______
75 − 10 = ______
55 − 10 = ______
24 + 20 = ______
6 × 10 = ______
22 + 10 = ______
53 + 10 = ______
61 + 10 = ______
98 − 10 = ______
72 − 10 = ______
73 + 10 = ______
34 − 10 = ______
3 × 10 = ______
41 − 10 = ______
64 + 10 = ______
82 − 10 = ______
56 + 10 = ______
40 − 10 = ______
84 − 10 = ______
85 + 10 = ______
