Answers

Add 50/12 and 40/63

1^st number: 4 2/12, 2^nd number: 40/63

50/12 + 40/63 is 605/126.

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,
   50/12 = 50 × 21/12 × 21 = 1050/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   40/63 = 40 × 4/63 × 4 = 160/252
4. Add the two like fractions:
   1050/252 + 160/252 = 1050 + 160/252 = 1210/252
5. 1210/252 simplified gives 605/126
6. So, 50/12 + 40/63 = 605/126
   In mixed form: 4101/126

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