Question

What is 3 1/5 minus 2 1/4

Answer 1

Answer: 19/20

Explanation:

Convert the mixed numbers to improper fractions, then find the LCD and combine.

3 1/5 becomes 16/5

2 1/4 becomes 9/4

LCD = 20

Answer 2

19/20

Explanation:

3 1/5 - 2 1/4

16/5 - 9/4

64/20 - 45/20

19/20