Compare 42/36 and 80/90
1st number: 1 6/36, 2nd number: 80/90
42/36 is greater than 80/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
42/36 = 42 × 5/36 × 5 = 210/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
80/90 = 80 × 2/90 × 2 = 160/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/180 > 160/180 or 42/36 > 80/90
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