Marcus is making granola mix. He needs 6.125 cups of granola. His measuring cups are only in fractions. How many cups is 6.125 in fraction form? Simplify, if possible.

A. 6 1/25
B. 6 125/1,000
C. 6 5/4
D. 6 1/8

1 answer

D. 6 1/8

To convert 6.125 to a fraction, first write it as 6 + 0.125. Since 0.125 is equivalent to 1/8 (because 0.125 = 1/10 = 1/2 * 1/5 = 1/16 + 1/16 = 1/8), the fraction form of 6.125 is 6 1/8.