Compare 81/9 and 70/15
1st number: 9 0/9, 2nd number: 4 10/15
81/9 is greater than 70/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
81/9 = 81 × 5/9 × 5 = 405/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
70/15 = 70 × 3/15 × 3 = 210/45 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 405/45 > 210/45 or 81/9 > 70/15
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