Answers

Add 63/42 and 27/54

1^st number: 1 21/42, 2^nd number: 27/54

63/42 + 27/54 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 42 × 9 = 378,
   63/42 = 63 × 9/42 × 9 = 567/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   27/54 = 27 × 7/54 × 7 = 189/378
4. Add the two like fractions:
   567/378 + 189/378 = 567 + 189/378 = 756/378
5. 756/378 simplified gives 2/1
6. So, 63/42 + 27/54 = 2/1

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