3 1/4 - 1 7/8 what is the value?

When subtracting fractions, you should make sure they have the same denominator and turning them into an improper fraction. We should change 3 1/4 into a denominator of 8.

3 1/4 = 13/4

13/4 = 26/8

Now, let's subtract.

26/8 - 15/8

11/8

1 3/8

3 1/4 - 1 7/8 = 1 3/8