Answers

Add 14/84 and 63/15

1^st number: 14/84, 2^nd number: 4 3/15

14/84 + 63/15 is 131/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 15 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   14/84 = 14 × 5/84 × 5 = 70/420
3. Likewise, for the 2nd fraction, since 15 × 28 = 420,
   63/15 = 63 × 28/15 × 28 = 1764/420
4. Add the two like fractions:
   70/420 + 1764/420 = 70 + 1764/420 = 1834/420
5. 1834/420 simplified gives 131/30
6. So, 14/84 + 63/15 = 131/30
   In mixed form: 411/30

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