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
61 + 10 = ______
60 + 10 = ______
12 + 10 = ______
36 − 10 = ______
53 − 10 = ______
40 − 10 = ______
6 × 10 = ______
76 + 20 = ______
8 × 10 = ______
26 + 20 = ______
67 + 20 = ______
57 + 10 = ______
35 − 10 = ______
4 × 10 = ______
62 + 20 = ______
76 − 10 = ______
83 + 20 = ______
18 + 10 = ______
46 − 10 = ______
42 − 10 = ______
