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
69 + 10 = ______
9 × 10 = ______
73 + 20 = ______
69 + 20 = ______
41 − 10 = ______
62 + 10 = ______
1 × 10 = ______
29 + 20 = ______
50 + 10 = ______
7 × 10 = ______
5 × 10 = ______
48 + 10 = ______
66 + 10 = ______
37 − 10 = ______
74 + 20 = ______
47 − 10 = ______
70 − 10 = ______
8 × 10 = ______
6 × 10 = ______
4 × 10 = ______
