Answers

Add 84/63 and 45/24

1^st number: 1 21/63, 2^nd number: 1 21/24

84/63 + 45/24 is 77/24.

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,
   84/63 = 84 × 8/63 × 8 = 672/504
3. Likewise, for the 2nd fraction, since 24 × 21 = 504,
   45/24 = 45 × 21/24 × 21 = 945/504
4. Add the two like fractions:
   672/504 + 945/504 = 672 + 945/504 = 1617/504
5. 1617/504 simplified gives 77/24
6. So, 84/63 + 45/24 = 77/24
   In mixed form: 35/24

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