Solutions by everydaycalculation.com

2770 is greater than 580

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

LCM of 70 and 80 is**560**

Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,

2770 = 27 × 870 × 8 = 216560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,

580 = 5 × 780 × 7 = 35560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 216560 > 35560 or 2770 > 580

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