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
80 + 10 = ______
62 − 10 = ______
28 + 20 = ______
61 − 10 = ______
95 − 10 = ______
71 − 10 = ______
41 + 20 = ______
26 − 10 = ______
3 × 10 = ______
30 + 20 = ______
6 × 10 = ______
8 × 10 = ______
66 + 10 = ______
16 + 10 = ______
53 + 20 = ______
9 × 10 = ______
84 + 20 = ______
60 + 10 = ______
72 − 10 = ______
87 + 20 = ______
