Compare 21/9 and 4/72
1st number: 2 3/9, 2nd number: 4/72
21/9 is greater than 4/72
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,
21/9 = 21 × 8/9 × 8 = 168/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 168/72 > 4/72 or 21/9 > 4/72
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