### Home > CC1MN > Chapter 4 > Lesson 4.1.5 > Problem 4-57

4-57.

Rewrite each expression as a single fraction.

When adding or subtracting fractions with a common denominator, add or subtract with the numerators only.

**Circle around the problem with arrow pointing to 3 plus 1 = question mark.****The problem now reads, 3 eighths + 1 eighth = 4 eighths.**Reduce if possible.

See part (a).

See part (a).