Compare 20/12 and 70/5
1st number: 1 8/12, 2nd number: 14 0/5
20/12 is smaller than 70/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
20/12 = 20 × 5/12 × 5 = 100/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
70/5 = 70 × 12/5 × 12 = 840/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 100/60 < 840/60 or 20/12 < 70/5
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