Sammy is 60 3/8 inches tall. His younger sister Sophie is 6 1/4 inches shorter. How tall is Sophie?

1 Answer
Dec 5, 2016

Answer:

See explanation.

Explanation:

To calculate Sophie's height we have to do subtraction.

#60 3/8-6 1/4#

To subtract fractions with different denominators first we have to find the common denominator. Here we can expand #1/4# to get a fraction with denominator #8#.

#60 3/8-6 1/4=60 3/8-6 2/8=54 1/8#