Answers

Compare 84/63 and 90/60

1^st number: 1 21/63, 2^nd number: 1 30/60

84/63 is smaller than 90/60

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 60 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   84/63 = 84 × 20/63 × 20 = 1680/1260
3. Likewise, for the 2nd fraction, since 60 × 21 = 1260,
   90/60 = 90 × 21/60 × 21 = 1890/1260
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 1680/1260 < 1890/1260 or 84/63 < 90/60

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