Which numbers are from least to greatest?

The answer is D, here is how they look like in percent.
57%, 68.75%=69%, 570%
just remember to make them into decimal or percent to make it easier to compare which number is large or small.

The answer is D. 57%, 11/16, 5.7 because:
57%= 0.57
11/16= 0.6875
5.7= 5.7
And 0.57<0.6875< 5.7