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 = ______
80 + 10 = ______
36 + 10 = ______
41 + 20 = ______
45 − 10 = ______
4 × 10 = ______
78 − 10 = ______
15 + 10 = ______
25 − 10 = ______
41 − 10 = ______
75 + 20 = ______
6 × 10 = ______
28 − 10 = ______
44 − 10 = ______
62 − 10 = ______
5 × 10 = ______
65 + 10 = ______
1 × 10 = ______
67 − 10 = ______
8 × 10 = ______
