### Home > MC2 > Chapter 1 > Lesson 1.2.3 > Problem 1-79

1-79.

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).