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
65 + 20 = ______
9 × 10 = ______
48 − 10 = ______
43 + 20 = ______
2 × 10 = ______
45 + 20 = ______
6 × 10 = ______
36 + 10 = ______
29 + 20 = ______
55 + 20 = ______
77 + 20 = ______
4 × 10 = ______
71 + 10 = ______
5 × 10 = ______
1 × 10 = ______
42 − 10 = ______
49 + 20 = ______
13 + 10 = ______
35 + 10 = ______
7 × 10 = ______
