Compare 30/15 and 72/56
1st number: 2 0/15, 2nd number: 1 16/56
30/15 is greater than 72/56
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
30/15 = 30 × 56/15 × 56 = 1680/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
72/56 = 72 × 15/56 × 15 = 1080/840 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1680/840 > 1080/840 or 30/15 > 72/56
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