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
50 + 20 = ______
85 − 10 = ______
73 − 10 = ______
8 × 10 = ______
6 × 10 = ______
30 − 10 = ______
3 × 10 = ______
18 + 20 = ______
54 + 20 = ______
9 × 10 = ______
22 + 10 = ______
62 + 20 = ______
37 + 10 = ______
85 + 10 = ______
39 − 10 = ______
41 − 10 = ______
42 + 10 = ______
77 − 10 = ______
11 + 10 = ______
40 + 10 = ______
