Answers

Compare 21/7 and 10/8

1^st number: 3 0/7, 2^nd number: 1 2/8

21/7 is greater than 10/8

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 8 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 7 × 8 = 56,
   21/7 = 21 × 8/7 × 8 = 168/56
3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
   10/8 = 10 × 7/8 × 7 = 70/56
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 168/56 > 70/56 or 21/7 > 10/8

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