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
53 − 10 = ______
3 × 10 = ______
75 + 10 = ______
60 + 20 = ______
62 − 10 = ______
39 + 10 = ______
80 + 10 = ______
48 + 20 = ______
83 − 10 = ______
7 × 10 = ______
93 − 10 = ______
66 + 10 = ______
1 × 10 = ______
21 − 10 = ______
63 + 20 = ______
51 + 20 = ______
14 + 10 = ______
72 − 10 = ______
16 + 10 = ______
46 + 10 = ______
