Compare 18/50 and 80/70
1st number: 18/50, 2nd number: 1 10/70
18/50 is smaller than 80/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
18/50 = 18 × 7/50 × 7 = 126/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
80/70 = 80 × 5/70 × 5 = 400/350 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/350 < 400/350 or 18/50 < 80/70
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