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 = ______
87 − 10 = ______
1 × 10 = ______
47 − 10 = ______
68 − 10 = ______
77 + 10 = ______
75 − 10 = ______
26 − 10 = ______
65 − 10 = ______
64 + 20 = ______
4 × 10 = ______
43 − 10 = ______
7 × 10 = ______
30 + 10 = ______
23 + 20 = ______
61 + 10 = ______
88 + 10 = ______
93 − 10 = ______
39 − 10 = ______
71 − 10 = ______
