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 = ______
12 + 10 = ______
80 − 10 = ______
3 × 10 = ______
1 × 10 = ______
33 + 10 = ______
58 − 10 = ______
40 + 20 = ______
81 − 10 = ______
2 × 10 = ______
34 + 20 = ______
6 × 10 = ______
9 × 10 = ______
32 − 10 = ______
71 − 10 = ______
41 + 10 = ______
54 + 20 = ______
33 + 20 = ______
59 − 10 = ______
16 + 20 = ______
