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
73 + 10 = ______
2 × 10 = ______
39 + 10 = ______
79 + 10 = ______
75 + 10 = ______
9 × 10 = ______
22 − 10 = ______
43 + 10 = ______
49 + 10 = ______
71 − 10 = ______
29 − 10 = ______
73 − 10 = ______
62 + 20 = ______
5 × 10 = ______
77 + 20 = ______
34 + 20 = ______
63 + 10 = ______
68 + 10 = ______
63 + 20 = ______
64 − 10 = ______
