Answers

Add 63/20 and 50/21

1^st number: 3 3/20, 2^nd number: 2 8/21

63/20 + 50/21 is 2323/420.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 21 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 20 × 21 = 420,
   63/20 = 63 × 21/20 × 21 = 1323/420
3. Likewise, for the 2nd fraction, since 21 × 20 = 420,
   50/21 = 50 × 20/21 × 20 = 1000/420
4. Add the two like fractions:
   1323/420 + 1000/420 = 1323 + 1000/420 = 2323/420
5. So, 63/20 + 50/21 = 2323/420
   In mixed form: 5223/420

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