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
54 + 10 = ______
74 + 20 = ______
68 + 10 = ______
8 × 10 = ______
1 × 10 = ______
70 + 20 = ______
6 × 10 = ______
37 + 20 = ______
72 + 10 = ______
13 + 20 = ______
22 + 10 = ______
84 + 20 = ______
79 + 10 = ______
87 + 20 = ______
66 − 10 = ______
82 − 10 = ______
38 + 20 = ______
36 − 10 = ______
4 × 10 = ______
52 + 20 = ______
