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
76 − 10 = ______
67 − 10 = ______
58 + 10 = ______
80 − 10 = ______
26 − 10 = ______
41 − 10 = ______
43 + 10 = ______
29 + 20 = ______
2 × 10 = ______
27 + 10 = ______
12 + 20 = ______
22 + 10 = ______
75 + 20 = ______
6 × 10 = ______
58 + 20 = ______
89 − 10 = ______
5 × 10 = ______
22 + 20 = ______
8 × 10 = ______
25 + 20 = ______
