Compare 90/80 and 7/15
1st number: 1 10/80, 2nd number: 7/15
90/80 is greater than 7/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
90/80 = 90 × 3/80 × 3 = 270/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
7/15 = 7 × 16/15 × 16 = 112/240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270/240 > 112/240 or 90/80 > 7/15
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