Compare 15/18 and 72/8
1st number: 15/18, 2nd number: 9 0/8
15/18 is smaller than 72/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
15/18 = 15 × 4/18 × 4 = 60/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
72/8 = 72 × 9/8 × 9 = 648/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/72 < 648/72 or 15/18 < 72/8
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