Solutions by everydaycalculation.com

1^{st} number: 30/70, 2^{nd} number: 7 0/9

3070 is smaller than 639

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

LCM of 70 and 9 is**630**

Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,

3070 = 30 × 970 × 9 = 270630 - Likewise, for the 2nd fraction, since 9 × 70 = 630,

639 = 63 × 709 × 70 = 4410630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270630 < 4410630 or 3070 < 639

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