Compare 20/10 and 18/72
1st number: 2 0/10, 2nd number: 18/72
20/10 is greater than 18/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
20/10 = 20 × 36/10 × 36 = 720/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
18/72 = 18 × 5/72 × 5 = 90/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 720/360 > 90/360 or 20/10 > 18/72
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