Answers

Add 63/21 and 50/4

1^st number: 3 0/21, 2^nd number: 12 2/4

63/21 + 50/4 is 31/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   63/21 = 63 × 4/21 × 4 = 252/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   50/4 = 50 × 21/4 × 21 = 1050/84
4. Add the two like fractions:
   252/84 + 1050/84 = 252 + 1050/84 = 1302/84
5. 1302/84 simplified gives 31/2
6. So, 63/21 + 50/4 = 31/2
   In mixed form: 151/2

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