Answers

Add 48/21 and 35/75

1^st number: 2 6/21, 2^nd number: 35/75

48/21 + 35/75 is 289/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 75 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 21 × 25 = 525,
   48/21 = 48 × 25/21 × 25 = 1200/525
3. Likewise, for the 2nd fraction, since 75 × 7 = 525,
   35/75 = 35 × 7/75 × 7 = 245/525
4. Add the two like fractions:
   1200/525 + 245/525 = 1200 + 245/525 = 1445/525
5. 1445/525 simplified gives 289/105
6. So, 48/21 + 35/75 = 289/105
   In mixed form: 279/105

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