Compare 30/63 and 21/10
1st number: 30/63, 2nd number: 2 1/10
30/63 is smaller than 21/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
30/63 = 30 × 10/63 × 10 = 300/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
21/10 = 21 × 63/10 × 63 = 1323/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 300/630 < 1323/630 or 30/63 < 21/10
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