Answers

Add 25/15 and 63/84

1^st number: 1 10/15, 2^nd number: 63/84

25/15 + 63/84 is 29/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 15 × 28 = 420,
   25/15 = 25 × 28/15 × 28 = 700/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   63/84 = 63 × 5/84 × 5 = 315/420
4. Add the two like fractions:
   700/420 + 315/420 = 700 + 315/420 = 1015/420
5. 1015/420 simplified gives 29/12
6. So, 25/15 + 63/84 = 29/12
   In mixed form: 25/12

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