Solutions by everydaycalculation.com

1^{st} number: 1 8/20, 2^{nd} number: 5/7

2820 is greater than 57

- Find the least common denominator or LCM of the two denominators:

LCM of 20 and 7 is**140**

Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,

2820 = 28 × 720 × 7 = 196140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,

57 = 5 × 207 × 20 = 100140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 196140 > 100140 or 2820 > 57

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