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
6 × 10 = ______
1 × 10 = ______
61 + 20 = ______
75 − 10 = ______
14 + 20 = ______
13 + 10 = ______
87 + 10 = ______
61 − 10 = ______
5 × 10 = ______
48 − 10 = ______
50 + 10 = ______
69 − 10 = ______
21 + 20 = ______
71 + 20 = ______
81 + 20 = ______
14 + 10 = ______
36 + 20 = ______
37 + 10 = ______
29 − 10 = ______
54 + 10 = ______
