Answers

Add 25/84 and 75/27

1^st number: 25/84, 2^nd number: 2 21/27

25/84 + 75/27 is 775/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 84 × 9 = 756,
   25/84 = 25 × 9/84 × 9 = 225/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   75/27 = 75 × 28/27 × 28 = 2100/756
4. Add the two like fractions:
   225/756 + 2100/756 = 225 + 2100/756 = 2325/756
5. 2325/756 simplified gives 775/252
6. So, 25/84 + 75/27 = 775/252
   In mixed form: 319/252

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