Compare 90/27 and 70/40
1st number: 3 9/27, 2nd number: 1 30/40
90/27 is greater than 70/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
90/27 = 90 × 40/27 × 40 = 3600/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
70/40 = 70 × 27/40 × 27 = 1890/1080 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3600/1080 > 1890/1080 or 90/27 > 70/40
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