Answers

Add 81/75 and 21/98

1^st number: 1 6/75, 2^nd number: 21/98

81/75 + 21/98 is 453/350.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 98 is 7350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 7350
2. For the 1st fraction, since 75 × 98 = 7350,
   81/75 = 81 × 98/75 × 98 = 7938/7350
3. Likewise, for the 2nd fraction, since 98 × 75 = 7350,
   21/98 = 21 × 75/98 × 75 = 1575/7350
4. Add the two like fractions:
   7938/7350 + 1575/7350 = 7938 + 1575/7350 = 9513/7350
5. 9513/7350 simplified gives 453/350
6. So, 81/75 + 21/98 = 453/350
   In mixed form: 1103/350

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