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 = ______
2 × 10 = ______
38 + 10 = ______
14 + 10 = ______
84 − 10 = ______
19 + 10 = ______
85 − 10 = ______
70 + 20 = ______
78 − 10 = ______
25 − 10 = ______
14 + 20 = ______
80 + 10 = ______
24 − 10 = ______
60 − 10 = ______
43 − 10 = ______
25 + 10 = ______
40 + 20 = ______
73 − 10 = ______
69 − 10 = ______
22 − 10 = ______
