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
62 + 20 = ______
30 + 10 = ______
5 × 10 = ______
46 − 10 = ______
26 + 20 = ______
14 + 20 = ______
6 × 10 = ______
9 × 10 = ______
59 − 10 = ______
65 + 10 = ______
88 + 10 = ______
29 + 20 = ______
63 + 20 = ______
33 − 10 = ______
8 × 10 = ______
13 + 10 = ______
75 + 20 = ______
71 + 10 = ______
63 + 10 = ______
53 + 10 = ______
