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
52 + 10 = ______
84 + 20 = ______
98 − 10 = ______
12 + 10 = ______
91 − 10 = ______
21 − 10 = ______
6 × 10 = ______
80 + 20 = ______
71 − 10 = ______
2 × 10 = ______
93 − 10 = ______
65 + 10 = ______
1 × 10 = ______
25 − 10 = ______
44 + 10 = ______
22 − 10 = ______
40 + 10 = ______
5 × 10 = ______
59 − 10 = ______
74 − 10 = ______
