Compare 7/9 and 7/30
79 is greater than 730
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
79 = 7 × 109 × 10 = 7090 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
730 = 7 × 330 × 3 = 2190 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 7090 > 2190 or 79 > 730
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