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
27 + 10 = ______
28 + 10 = ______
44 + 10 = ______
69 − 10 = ______
63 + 10 = ______
45 + 20 = ______
75 + 10 = ______
89 − 10 = ______
60 + 10 = ______
64 + 10 = ______
93 − 10 = ______
21 − 10 = ______
62 + 10 = ______
82 + 10 = ______
41 − 10 = ______
9 × 10 = ______
14 + 20 = ______
2 × 10 = ______
5 × 10 = ______
74 − 10 = ______
