Compare 81/15 and 63/70
1st number: 5 6/15, 2nd number: 63/70
81/15 is greater than 63/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
81/15 = 81 × 14/15 × 14 = 1134/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
63/70 = 63 × 3/70 × 3 = 189/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1134/210 > 189/210 or 81/15 > 63/70
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