Compare 7/30 and 50/72
7/30 is smaller than 50/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 30 × 12 = 360,
7/30 = 7 × 12/30 × 12 = 84/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
50/72 = 50 × 5/72 × 5 = 250/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 84/360 < 250/360 or 7/30 < 50/72
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