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
22 − 10 = ______
19 + 20 = ______
86 + 20 = ______
3 × 10 = ______
31 − 10 = ______
9 × 10 = ______
5 × 10 = ______
15 + 10 = ______
41 + 20 = ______
33 + 20 = ______
50 + 10 = ______
17 + 20 = ______
30 + 20 = ______
73 − 10 = ______
25 + 20 = ______
38 + 20 = ______
13 + 10 = ______
91 − 10 = ______
35 + 10 = ______
24 + 10 = ______
