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
78 + 10 = ______
23 − 10 = ______
24 + 10 = ______
38 + 10 = ______
7 × 10 = ______
23 + 10 = ______
4 × 10 = ______
82 + 20 = ______
83 + 10 = ______
45 − 10 = ______
29 − 10 = ______
3 × 10 = ______
70 + 10 = ______
35 + 20 = ______
30 + 20 = ______
75 − 10 = ______
26 − 10 = ______
25 + 10 = ______
16 + 10 = ______
57 + 10 = ______
