Compare 42/54 and 70/40
1st number: 42/54, 2nd number: 1 30/40
42/54 is smaller than 70/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
42/54 = 42 × 20/54 × 20 = 840/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
70/40 = 70 × 27/40 × 27 = 1890/1080 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 840/1080 < 1890/1080 or 42/54 < 70/40
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