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
88 − 10 = ______
7 × 10 = ______
35 − 10 = ______
18 + 20 = ______
88 + 20 = ______
41 + 20 = ______
47 − 10 = ______
60 + 10 = ______
2 × 10 = ______
9 × 10 = ______
4 × 10 = ______
56 + 20 = ______
83 + 10 = ______
19 + 10 = ______
73 + 20 = ______
47 + 10 = ______
68 + 10 = ______
65 + 20 = ______
42 + 10 = ______
76 + 20 = ______
