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
6 × 10 = ______
27 − 10 = ______
71 + 20 = ______
88 + 10 = ______
33 − 10 = ______
60 + 20 = ______
91 − 10 = ______
34 − 10 = ______
82 + 10 = ______
4 × 10 = ______
5 × 10 = ______
66 − 10 = ______
82 − 10 = ______
67 + 20 = ______
44 + 20 = ______
50 + 10 = ______
73 + 10 = ______
28 + 20 = ______
59 − 10 = ______
19 + 20 = ______
