Solutions by everydaycalculation.com

1520 is greater than 2470

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

LCM of 20 and 70 is**140**

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

1520 = 15 × 720 × 7 = 105140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,

2470 = 24 × 270 × 2 = 48140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105140 > 48140 or 1520 > 2470

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