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
5 × 10 = ______
93 − 10 = ______
73 + 20 = ______
7 × 10 = ______
1 × 10 = ______
47 + 20 = ______
47 + 10 = ______
19 + 10 = ______
2 × 10 = ______
42 − 10 = ______
37 + 10 = ______
38 + 10 = ______
53 − 10 = ______
23 + 20 = ______
31 + 20 = ______
70 − 10 = ______
43 + 10 = ______
88 + 20 = ______
82 + 10 = ______
26 − 10 = ______
