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
56 − 10 = ______
39 − 10 = ______
6 × 10 = ______
8 × 10 = ______
27 + 10 = ______
54 + 10 = ______
9 × 10 = ______
75 + 10 = ______
27 − 10 = ______
74 − 10 = ______
3 × 10 = ______
47 + 10 = ______
30 − 10 = ______
67 + 10 = ______
18 + 20 = ______
35 + 20 = ______
35 + 10 = ______
80 − 10 = ______
56 + 20 = ______
1 × 10 = ______
