Compare 8/70 and 4/81
8/70 is greater than 4/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 81 is 5670
Next, find the equivalent fraction of both fractional numbers with denominator 5670 - For the 1st fraction, since 70 × 81 = 5670,
8/70 = 8 × 81/70 × 81 = 648/5670 - Likewise, for the 2nd fraction, since 81 × 70 = 5670,
4/81 = 4 × 70/81 × 70 = 280/5670 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 648/5670 > 280/5670 or 8/70 > 4/81
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