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
82 + 20 = ______
23 + 20 = ______
78 − 10 = ______
41 + 20 = ______
60 − 10 = ______
11 + 10 = ______
37 + 20 = ______
16 + 10 = ______
48 + 20 = ______
82 + 10 = ______
13 + 20 = ______
84 + 20 = ______
26 − 10 = ______
38 − 10 = ______
6 × 10 = ______
89 + 10 = ______
1 × 10 = ______
75 + 20 = ______
55 + 10 = ______
4 × 10 = ______
