By rename do you mean turn into an improper fraction?
if so, it is because without turning it into an improper fraction, you cannot subtract 3/4 from 1/4 because you would get a negative answer and that would be incorrect
The Maldives, also called the Jewels of the Indian Ocean consists of a group of 1,196 islands, the largest being no bigger than five square miles.
The map key,the compass rose,and the legend is there is one<span />
Answer:
A duck walked up to a lemonade stand and he said t the man running the stand, "Hey! BUM BUM BUM Got any grapes?"
Explanation: