Compare 45/72 and 28/18
1st number: 45/72, 2nd number: 1 10/18
45/72 is smaller than 28/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
45/72 = 45 × 1/72 × 1 = 45/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
28/18 = 28 × 4/18 × 4 = 112/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 45/72 < 112/72 or 45/72 < 28/18
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