Question

Jen lives 3/4 mile from school. Jen meets Kelsey and Sarah along her way to school. Jen walks 3/10 mile by herself before meeting up with kelsey. Then, Jen and Kelsey walk together for 1/4 mile before meeting up with Sara. How far co the three girls walk together to school

Answer 1

3/4+3/10+1/4

First finish the common denominator for the fractions. The common denominator is 20.

Multiply the denominators and numerators.

15/20+6/20+ 5/20 = 26/20= 13/10

= 1 3/10 miles