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 = ______
46 + 10 = ______
4 × 10 = ______
77 + 20 = ______
53 − 10 = ______
70 + 10 = ______
28 − 10 = ______
70 − 10 = ______
14 + 20 = ______
55 + 20 = ______
71 + 20 = ______
42 + 10 = ______
33 + 20 = ______
88 + 20 = ______
81 + 10 = ______
50 − 10 = ______
29 − 10 = ______
67 + 20 = ______
67 − 10 = ______
51 + 20 = ______
