Compare 16/9 and 20/72
1st number: 1 7/9, 2nd number: 20/72
16/9 is greater than 20/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
16/9 = 16 × 8/9 × 8 = 128/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
20/72 = 20 × 1/72 × 1 = 20/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 128/72 > 20/72 or 16/9 > 20/72
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