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
16 + 10 = ______
79 + 10 = ______
8 × 10 = ______
12 + 10 = ______
35 + 10 = ______
78 − 10 = ______
61 − 10 = ______
28 + 10 = ______
6 × 10 = ______
73 − 10 = ______
81 − 10 = ______
7 × 10 = ______
33 + 20 = ______
1 × 10 = ______
79 − 10 = ______
14 + 20 = ______
57 + 20 = ______
38 + 10 = ______
81 + 20 = ______
75 − 10 = ______
