Answers

Add 60/42 and 20/63

1^st number: 1 18/42, 2^nd number: 20/63

60/42 + 20/63 is 110/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   60/42 = 60 × 3/42 × 3 = 180/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   20/63 = 20 × 2/63 × 2 = 40/126
4. Add the two like fractions:
   180/126 + 40/126 = 180 + 40/126 = 220/126
5. 220/126 simplified gives 110/63
6. So, 60/42 + 20/63 = 110/63
   In mixed form: 147/63

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