Compare 15/45 and 80/36
1st number: 15/45, 2nd number: 2 8/36
15/45 is smaller than 80/36
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
15/45 = 15 × 4/45 × 4 = 60/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
80/36 = 80 × 5/36 × 5 = 400/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/180 < 400/180 or 15/45 < 80/36
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