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
2 × 10 = ______
42 + 10 = ______
5 × 10 = ______
88 + 20 = ______
76 + 20 = ______
87 − 10 = ______
71 + 20 = ______
64 + 10 = ______
57 + 20 = ______
57 + 10 = ______
58 + 20 = ______
1 × 10 = ______
87 + 20 = ______
30 − 10 = ______
53 + 20 = ______
75 + 10 = ______
68 + 10 = ______
80 + 10 = ______
37 + 10 = ______
55 + 20 = ______
