Answers

Compare 21/8 and 45/75

1^st number: 2 5/8, 2^nd number: 45/75

21/8 is greater than 45/75

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 75 is 600
2. For the 1st fraction, since 8 × 75 = 600,
   21/8 = 21 × 75/8 × 75 = 1575/600
3. Likewise, for the 2nd fraction, since 75 × 8 = 600,
   45/75 = 45 × 8/75 × 8 = 360/600
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 1575/600 > 360/600 or 21/8 > 45/75

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