Compare 42/30 and 18/63
1st number: 1 12/30, 2nd number: 18/63
42/30 is greater than 18/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
42/30 = 42 × 21/30 × 21 = 882/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
18/63 = 18 × 10/63 × 10 = 180/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 882/630 > 180/630 or 42/30 > 18/63
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