Answers

Add 54/42 and 36/63

1^st number: 1 12/42, 2^nd number: 36/63

54/42 + 36/63 is 13/7.

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,
   54/42 = 54 × 3/42 × 3 = 162/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   36/63 = 36 × 2/63 × 2 = 72/126
4. Add the two like fractions:
   162/126 + 72/126 = 162 + 72/126 = 234/126
5. 234/126 simplified gives 13/7
6. So, 54/42 + 36/63 = 13/7
   In mixed form: 16/7

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