Whats the largest fraction

Question

Between the fractions 4 4 6 1 6

5, 6, 7, 2, 8 Which one is the largest?

Answer 1

1. The only way to find the largest fraction is to find the least common denominator to compare.
2. The least common denominator is 840.
3. 4/5=672/840, 4/6=560/840, 6/7=720/840, 1/2=420/840, 6/8=630/840
4. 6/7 is the largest.