Compare 81/70 and 54/72
1st number: 1 11/70, 2nd number: 54/72
81/70 is greater than 54/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 70 × 36 = 2520,
81/70 = 81 × 36/70 × 36 = 2916/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
54/72 = 54 × 35/72 × 35 = 1890/2520 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2916/2520 > 1890/2520 or 81/70 > 54/72
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