Answers

Compare 70/48 and 80/21

1^st number: 1 22/48, 2^nd number: 3 17/21

70/48 is smaller than 80/21

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 21 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 48 × 7 = 336,
   70/48 = 70 × 7/48 × 7 = 490/336
3. Likewise, for the 2nd fraction, since 21 × 16 = 336,
   80/21 = 80 × 16/21 × 16 = 1280/336
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 490/336 < 1280/336 or 70/48 < 80/21

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