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 + 10 = ______
1 × 10 = ______
69 + 10 = ______
68 + 20 = ______
7 × 10 = ______
9 × 10 = ______
59 + 20 = ______
12 + 20 = ______
48 + 10 = ______
79 + 10 = ______
66 + 10 = ______
3 × 10 = ______
24 − 10 = ______
6 × 10 = ______
29 + 10 = ______
85 − 10 = ______
69 − 10 = ______
81 + 10 = ______
60 − 10 = ______
36 + 20 = ______
