Answers

Add 63/14 and 21/72

1^st number: 4 7/14, 2^nd number: 21/72

63/14 + 21/72 is 115/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 14 × 36 = 504,
   63/14 = 63 × 36/14 × 36 = 2268/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   21/72 = 21 × 7/72 × 7 = 147/504
4. Add the two like fractions:
   2268/504 + 147/504 = 2268 + 147/504 = 2415/504
5. 2415/504 simplified gives 115/24
6. So, 63/14 + 21/72 = 115/24
   In mixed form: 419/24

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