How can you compare 0.7 and 5 over 8?

To compare 0.7 and 5/8, you need to convert 0.7 to a fraction. 0.7 is equivalent to 7/10 as 7 is in the tenths place. Now you can compare 7/10 and 5/8. To compare fractions, you can find a common denominator, which in this case is 40. Multiplying 7/10 by 4/4, you get 28/40, and multiplying 5/8 by 5/5, you get 25/40. Therefore, 7/10 (or 0.7) is greater than 5/8.