45/72 expressed as a percentage is 62.50%. This value shows how the fraction relates to a whole when we think in terms of parts out of 100.
The fraction 45/72 can also be reduced to 5/8, which is another simple way to see the same portion of a whole. Whether you write it as 5/8 or as a percent, it still represents the same size.
When you need to compare this amount to other numbers, using the percentage form often makes it easier. 62.50% tells you that the fraction is a little more than half of the whole.
