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
5 × 10 = ______
53 − 10 = ______
62 − 10 = ______
9 × 10 = ______
21 + 10 = ______
55 + 20 = ______
6 × 10 = ______
61 + 10 = ______
44 − 10 = ______
25 + 20 = ______
16 + 10 = ______
63 + 10 = ______
78 − 10 = ______
33 + 20 = ______
28 + 10 = ______
59 + 10 = ______
38 + 20 = ______
70 − 10 = ______
91 − 10 = ______
4 × 10 = ______
