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
3 × 10 = ______
67 + 10 = ______
78 + 20 = ______
52 − 10 = ______
90 − 10 = ______
2 × 10 = ______
82 + 10 = ______
1 × 10 = ______
8 × 10 = ______
6 × 10 = ______
61 + 20 = ______
59 + 20 = ______
86 + 20 = ______
34 − 10 = ______
82 + 20 = ______
81 + 20 = ______
53 + 20 = ______
5 × 10 = ______
30 + 20 = ______
73 − 10 = ______
