Answers

Add 63/24 and 21/35

1^st number: 2 15/24, 2^nd number: 21/35

63/24 + 21/35 is 129/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 35 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 24 × 35 = 840,
   63/24 = 63 × 35/24 × 35 = 2205/840
3. Likewise, for the 2nd fraction, since 35 × 24 = 840,
   21/35 = 21 × 24/35 × 24 = 504/840
4. Add the two like fractions:
   2205/840 + 504/840 = 2205 + 504/840 = 2709/840
5. 2709/840 simplified gives 129/40
6. So, 63/24 + 21/35 = 129/40
   In mixed form: 39/40

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