Answer:
Step-by-step explanation:
to write the fraction in lowest terms we have to divide it with the same biggest number that will divide both numbers:
12/20:we can divide this number by 4 which will give us the lowest term: 3/5
30/45: the biggest number we can divide with this fraction is 15:2/3
42/66: we can divide this number with 6:7/11
9a/50a: we cant make this fraction ın lowest terms because there is no any nmber that will divde this fractıon equally.
7/56: this number can be divided by 7 equally:1/8
125/625: this number can be divided by 125 equally: 1/5
