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
72 − 10 = ______
49 + 20 = ______
52 + 10 = ______
48 + 10 = ______
8 × 10 = ______
7 × 10 = ______
73 + 20 = ______
15 + 20 = ______
50 − 10 = ______
78 + 10 = ______
6 × 10 = ______
75 + 10 = ______
85 + 20 = ______
93 − 10 = ______
35 + 20 = ______
13 + 10 = ______
4 × 10 = ______
94 − 10 = ______
61 − 10 = ______
66 + 10 = ______
