Solutions by everydaycalculation.com

1^{st} number: 7 7/8, 2^{nd} number: 5/40

638 is greater than 540

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

LCM of 8 and 40 is**40**

Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,

638 = 63 × 58 × 5 = 31540 - Likewise, for the 2nd fraction, since 40 × 1 = 40,

540 = 5 × 140 × 1 = 540 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 31540 > 540 or 638 > 540

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