Answers

Add 21/28 and 98/75

1^st number: 21/28, 2^nd number: 1 23/75

21/28 + 98/75 is 617/300.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 75 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 28 × 75 = 2100,
   21/28 = 21 × 75/28 × 75 = 1575/2100
3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
   98/75 = 98 × 28/75 × 28 = 2744/2100
4. Add the two like fractions:
   1575/2100 + 2744/2100 = 1575 + 2744/2100 = 4319/2100
5. 4319/2100 simplified gives 617/300
6. So, 21/28 + 98/75 = 617/300
   In mixed form: 217/300

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