Compare 20/56 and 28/30
20/56 is smaller than 28/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 30 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
20/56 = 20 × 15/56 × 15 = 300/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
28/30 = 28 × 28/30 × 28 = 784/840 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 300/840 < 784/840 or 20/56 < 28/30
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