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
7 × 10 = ______
62 + 10 = ______
72 − 10 = ______
55 + 10 = ______
8 × 10 = ______
36 + 10 = ______
18 + 10 = ______
81 + 10 = ______
40 + 20 = ______
61 + 20 = ______
27 + 20 = ______
1 × 10 = ______
9 × 10 = ______
33 + 10 = ______
53 − 10 = ______
58 − 10 = ______
93 − 10 = ______
4 × 10 = ______
75 − 10 = ______
89 − 10 = ______
