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
17 + 10 = ______
69 − 10 = ______
52 + 10 = ______
6 × 10 = ______
87 + 20 = ______
73 + 20 = ______
1 × 10 = ______
68 + 20 = ______
40 − 10 = ______
33 − 10 = ______
58 + 10 = ______
3 × 10 = ______
4 × 10 = ______
14 + 20 = ______
13 + 20 = ______
39 + 20 = ______
33 + 20 = ______
85 + 10 = ______
61 − 10 = ______
35 + 20 = ______
