Compare 80/70 and 60/42
1st number: 1 10/70, 2nd number: 1 18/42
80/70 is smaller than 60/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
80/70 = 80 × 3/70 × 3 = 240/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
60/42 = 60 × 5/42 × 5 = 300/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 240/210 < 300/210 or 80/70 < 60/42
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