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
32 + 10 = ______
78 + 20 = ______
39 + 10 = ______
18 + 10 = ______
29 + 10 = ______
9 × 10 = ______
13 + 10 = ______
8 × 10 = ______
4 × 10 = ______
71 − 10 = ______
6 × 10 = ______
53 + 10 = ______
7 × 10 = ______
23 − 10 = ______
87 − 10 = ______
33 + 20 = ______
73 − 10 = ______
12 + 10 = ______
26 − 10 = ______
30 + 20 = ______
