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
24 + 20 = ______
9 × 10 = ______
6 × 10 = ______
3 × 10 = ______
35 + 20 = ______
2 × 10 = ______
42 + 10 = ______
69 − 10 = ______
37 − 10 = ______
80 + 10 = ______
27 − 10 = ______
37 + 20 = ______
77 + 10 = ______
47 + 20 = ______
44 − 10 = ______
68 + 10 = ______
37 + 10 = ______
82 + 10 = ______
4 × 10 = ______
64 − 10 = ______
