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
9 × 10 = ______
46 + 10 = ______
51 + 10 = ______
88 + 10 = ______
6 × 10 = ______
31 − 10 = ______
38 + 10 = ______
17 + 10 = ______
7 × 10 = ______
51 + 20 = ______
82 + 20 = ______
96 − 10 = ______
20 + 10 = ______
77 + 20 = ______
54 + 20 = ______
68 + 10 = ______
52 + 10 = ______
44 − 10 = ______
25 + 10 = ______
87 − 10 = ______
