Answers

Add 75/25 and 2/21

1^st number: 3 0/25, 2^nd number: 2/21

75/25 + 2/21 is 65/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 21 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 25 × 21 = 525,
   75/25 = 75 × 21/25 × 21 = 1575/525
3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
   2/21 = 2 × 25/21 × 25 = 50/525
4. Add the two like fractions:
   1575/525 + 50/525 = 1575 + 50/525 = 1625/525
5. 1625/525 simplified gives 65/21
6. So, 75/25 + 2/21 = 65/21
   In mixed form: 32/21

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