Answers

Add 81/24 and 18/63

1^st number: 3 9/24, 2^nd number: 18/63

81/24 + 18/63 is 205/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 24 × 21 = 504,
   81/24 = 81 × 21/24 × 21 = 1701/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   18/63 = 18 × 8/63 × 8 = 144/504
4. Add the two like fractions:
   1701/504 + 144/504 = 1701 + 144/504 = 1845/504
5. 1845/504 simplified gives 205/56
6. So, 81/24 + 18/63 = 205/56
   In mixed form: 337/56

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