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
72 + 20 = ______
40 − 10 = ______
32 + 20 = ______
7 × 10 = ______
69 − 10 = ______
3 × 10 = ______
58 + 20 = ______
93 − 10 = ______
82 − 10 = ______
94 − 10 = ______
78 + 10 = ______
29 + 20 = ______
44 + 20 = ______
27 + 10 = ______
40 + 20 = ______
71 + 20 = ______
20 + 10 = ______
22 − 10 = ______
28 + 10 = ______
39 + 20 = ______
