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
15 + 10 = ______
8 × 10 = ______
29 + 20 = ______
36 − 10 = ______
17 + 20 = ______
5 × 10 = ______
42 + 20 = ______
20 + 10 = ______
2 × 10 = ______
95 − 10 = ______
55 + 20 = ______
84 − 10 = ______
82 + 20 = ______
55 + 10 = ______
46 + 10 = ______
55 − 10 = ______
52 − 10 = ______
27 + 20 = ______
6 × 10 = ______
1 × 10 = ______
