Answers

Compare 24/21 and 45/30

1^st number: 1 3/21, 2^nd number: 1 15/30

24/21 is smaller than 45/30

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 30 is 210
2. For the 1st fraction, since 21 × 10 = 210,
   24/21 = 24 × 10/21 × 10 = 240/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   45/30 = 45 × 7/30 × 7 = 315/210
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 240/210 < 315/210 or 24/21 < 45/30

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