Compare 15/20 and 36/7
1st number: 15/20, 2nd number: 5 1/7
15/20 is smaller than 36/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
15/20 = 15 × 7/20 × 7 = 105/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
36/7 = 36 × 20/7 × 20 = 720/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105/140 < 720/140 or 15/20 < 36/7
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