Answers

Add 56/12 and 42/63

1^st number: 4 8/12, 2^nd number: 42/63

56/12 + 42/63 is 16/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 63 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 12 × 21 = 252,
   56/12 = 56 × 21/12 × 21 = 1176/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   42/63 = 42 × 4/63 × 4 = 168/252
4. Add the two like fractions:
   1176/252 + 168/252 = 1176 + 168/252 = 1344/252
5. 1344/252 simplified gives 16/3
6. So, 56/12 + 42/63 = 16/3
   In mixed form: 51/3

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