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
8 × 10 = ______
17 + 20 = ______
12 + 20 = ______
20 + 20 = ______
22 + 20 = ______
6 × 10 = ______
3 × 10 = ______
73 + 20 = ______
5 × 10 = ______
69 + 10 = ______
73 − 10 = ______
26 + 10 = ______
45 − 10 = ______
27 + 20 = ______
23 + 10 = ______
74 − 10 = ______
84 + 20 = ______
26 − 10 = ______
35 − 10 = ______
7 × 10 = ______
