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
92 − 10 = ______
21 + 20 = ______
50 + 10 = ______
1 × 10 = ______
37 + 10 = ______
59 − 10 = ______
9 × 10 = ______
7 × 10 = ______
82 + 20 = ______
45 + 20 = ______
76 + 10 = ______
40 + 20 = ______
73 + 10 = ______
5 × 10 = ______
61 + 20 = ______
59 + 10 = ______
6 × 10 = ______
40 − 10 = ______
15 + 10 = ______
40 + 10 = ______
