Compare 27/5 and 90/7
1st number: 5 2/5, 2nd number: 12 6/7
27/5 is smaller than 90/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
27/5 = 27 × 7/5 × 7 = 189/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
90/7 = 90 × 5/7 × 5 = 450/35 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 189/35 < 450/35 or 27/5 < 90/7
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