Solutions by everydaycalculation.com

39 is smaller than 710

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

LCM of 9 and 10 is**90**

Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,

39 = 3 × 109 × 10 = 3090 - Likewise, for the 2nd fraction, since 10 × 9 = 90,

710 = 7 × 910 × 9 = 6390 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3090 < 6390 or 39 < 710

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