Compare 12/60 and 81/70
1st number: 12/60, 2nd number: 1 11/70
12/60 is smaller than 81/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
12/60 = 12 × 7/60 × 7 = 84/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
81/70 = 81 × 6/70 × 6 = 486/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 84/420 < 486/420 or 12/60 < 81/70
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