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 = ______
27 − 10 = ______
80 − 10 = ______
86 + 10 = ______
47 + 20 = ______
7 × 10 = ______
32 + 10 = ______
12 + 20 = ______
57 − 10 = ______
17 + 20 = ______
5 × 10 = ______
2 × 10 = ______
33 + 10 = ______
61 + 20 = ______
37 + 10 = ______
70 + 20 = ______
73 + 20 = ______
26 + 20 = ______
36 − 10 = ______
45 − 10 = ______
