Compare 20/48 and 81/70
1st number: 20/48, 2nd number: 1 11/70
20/48 is smaller than 81/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 48 × 35 = 1680,
20/48 = 20 × 35/48 × 35 = 700/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
81/70 = 81 × 24/70 × 24 = 1944/1680 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 700/1680 < 1944/1680 or 20/48 < 81/70
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