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
53 + 20 = ______
64 + 20 = ______
14 + 10 = ______
5 × 10 = ______
6 × 10 = ______
15 + 10 = ______
18 + 10 = ______
89 + 10 = ______
3 × 10 = ______
86 + 10 = ______
49 + 20 = ______
4 × 10 = ______
33 − 10 = ______
79 − 10 = ______
76 − 10 = ______
89 + 20 = ______
58 + 10 = ______
40 + 10 = ______
52 + 20 = ______
28 + 20 = ______
