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
93 − 10 = ______
59 + 10 = ______
69 + 10 = ______
42 + 20 = ______
64 + 10 = ______
73 + 10 = ______
90 − 10 = ______
8 × 10 = ______
38 + 10 = ______
76 − 10 = ______
74 + 20 = ______
28 + 20 = ______
21 + 10 = ______
54 + 10 = ______
38 − 10 = ______
47 + 20 = ______
38 + 20 = ______
66 − 10 = ______
31 + 10 = ______
22 + 10 = ______
