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
75 + 10 = ______
3 × 10 = ______
35 + 20 = ______
65 + 20 = ______
60 + 20 = ______
1 × 10 = ______
66 + 10 = ______
38 − 10 = ______
63 + 20 = ______
47 + 20 = ______
14 + 20 = ______
18 + 10 = ______
58 − 10 = ______
63 + 10 = ______
22 + 10 = ______
5 × 10 = ______
56 + 10 = ______
12 + 20 = ______
57 − 10 = ______
44 − 10 = ______
