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
60 + 10 = ______
89 + 20 = ______
1 × 10 = ______
31 + 10 = ______
43 − 10 = ______
86 + 20 = ______
82 + 10 = ______
63 − 10 = ______
96 − 10 = ______
12 + 20 = ______
67 − 10 = ______
28 + 10 = ______
18 + 10 = ______
7 × 10 = ______
3 × 10 = ______
63 + 20 = ______
55 − 10 = ______
61 + 10 = ______
45 + 20 = ______
53 + 20 = ______
