Use the GCF of 60 and 100 to reduce 60\100
GCF of 60 and 100 is 20Now 60=20 x 3 and 100=20 x 5(20 x 3)/(20 x 5)You can divide 20 from each side and you'll get 3/5 remaining.Hope this helps :)
YOU LINE THEM UP AND WICH EVER IS THE GCF IS YOU AS