Gertie ran 3/4 mile during physical education class. Sarah ran 2/4 mile during the same class. How much farther did Gertie run than Sarah?
Gertie 3/4 mile.
Sarah 2/4 mile.
Gertie ran farther by: 3/4 - 2/4 = (3 -2)/4 = 1/4
Gertie ran farther by 1/4 mile.