Answers

Add 54/20 and 30/63

1^st number: 2 14/20, 2^nd number: 30/63

54/20 + 30/63 is 667/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 63 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 20 × 63 = 1260,
   54/20 = 54 × 63/20 × 63 = 3402/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   30/63 = 30 × 20/63 × 20 = 600/1260
4. Add the two like fractions:
   3402/1260 + 600/1260 = 3402 + 600/1260 = 4002/1260
5. 4002/1260 simplified gives 667/210
6. So, 54/20 + 30/63 = 667/210
   In mixed form: 337/210

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