Answers

Add 81/63 and 27/24

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

81/63 + 27/24 is 135/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 24 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   81/63 = 81 × 8/63 × 8 = 648/504
3. Likewise, for the 2nd fraction, since 24 × 21 = 504,
   27/24 = 27 × 21/24 × 21 = 567/504
4. Add the two like fractions:
   648/504 + 567/504 = 648 + 567/504 = 1215/504
5. 1215/504 simplified gives 135/56
6. So, 81/63 + 27/24 = 135/56
   In mixed form: 223/56

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