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
47 + 10 = ______
37 − 10 = ______
9 × 10 = ______
62 + 10 = ______
3 × 10 = ______
12 + 10 = ______
82 + 20 = ______
52 − 10 = ______
85 + 10 = ______
87 + 10 = ______
38 + 20 = ______
2 × 10 = ______
59 + 20 = ______
69 + 10 = ______
13 + 20 = ______
32 − 10 = ______
48 + 10 = ______
81 + 20 = ______
53 + 10 = ______
19 + 20 = ______
