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
29 + 10 = ______
2 × 10 = ______
49 + 10 = ______
16 + 10 = ______
6 × 10 = ______
72 + 10 = ______
41 + 10 = ______
83 − 10 = ______
56 + 10 = ______
7 × 10 = ______
22 − 10 = ______
97 − 10 = ______
38 + 10 = ______
82 − 10 = ______
20 + 20 = ______
25 + 20 = ______
55 − 10 = ______
70 + 20 = ______
45 − 10 = ______
27 + 20 = ______
