Answers

Add 42/63 and 54/20

1^st number: 42/63, 2^nd number: 2 14/20

42/63 + 54/20 is 101/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   42/63 = 42 × 20/63 × 20 = 840/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   54/20 = 54 × 63/20 × 63 = 3402/1260
4. Add the two like fractions:
   840/1260 + 3402/1260 = 840 + 3402/1260 = 4242/1260
5. 4242/1260 simplified gives 101/30
6. So, 42/63 + 54/20 = 101/30
   In mixed form: 311/30

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