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
75 − 10 = ______
82 + 20 = ______
7 × 10 = ______
6 × 10 = ______
25 + 10 = ______
15 + 10 = ______
58 + 10 = ______
65 + 20 = ______
82 + 10 = ______
61 + 10 = ______
11 + 10 = ______
35 + 10 = ______
5 × 10 = ______
35 − 10 = ______
41 − 10 = ______
44 + 10 = ______
63 − 10 = ______
50 + 20 = ______
29 + 10 = ______
66 + 10 = ______
