Answers

Add 25/75 and 21/4

1^st number: 25/75, 2^nd number: 5 1/4

25/75 + 21/4 is 67/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 4 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   25/75 = 25 × 4/75 × 4 = 100/300
3. Likewise, for the 2nd fraction, since 4 × 75 = 300,
   21/4 = 21 × 75/4 × 75 = 1575/300
4. Add the two like fractions:
   100/300 + 1575/300 = 100 + 1575/300 = 1675/300
5. 1675/300 simplified gives 67/12
6. So, 25/75 + 21/4 = 67/12
   In mixed form: 57/12

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