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
53 + 20 = ______
89 + 10 = ______
5 × 10 = ______
37 − 10 = ______
43 + 10 = ______
83 + 10 = ______
66 − 10 = ______
4 × 10 = ______
78 − 10 = ______
1 × 10 = ______
87 + 20 = ______
43 − 10 = ______
28 + 20 = ______
24 + 10 = ______
39 − 10 = ______
85 + 10 = ______
97 − 10 = ______
50 − 10 = ______
72 − 10 = ______
62 − 10 = ______
