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
94 − 10 = ______
33 − 10 = ______
87 + 10 = ______
54 − 10 = ______
80 − 10 = ______
12 + 20 = ______
82 + 20 = ______
5 × 10 = ______
61 − 10 = ______
64 + 20 = ______
6 × 10 = ______
78 − 10 = ______
71 + 20 = ______
48 + 10 = ______
87 − 10 = ______
17 + 10 = ______
58 + 20 = ______
2 × 10 = ______
91 − 10 = ______
1 × 10 = ______
