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
44 + 20 = ______
41 + 20 = ______
85 − 10 = ______
77 + 20 = ______
93 − 10 = ______
5 × 10 = ______
19 + 10 = ______
50 − 10 = ______
46 − 10 = ______
80 + 20 = ______
74 − 10 = ______
84 + 10 = ______
42 + 10 = ______
7 × 10 = ______
69 + 10 = ______
60 + 10 = ______
9 × 10 = ______
45 + 10 = ______
24 + 20 = ______
47 + 20 = ______
