Answers

Add 63/42 and 10/54

1^st number: 1 21/42, 2^nd number: 10/54

63/42 + 10/54 is 91/54.

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,
   10/54 = 10 × 7/54 × 7 = 70/378
4. Add the two like fractions:
   567/378 + 70/378 = 567 + 70/378 = 637/378
5. 637/378 simplified gives 91/54
6. So, 63/42 + 10/54 = 91/54
   In mixed form: 137/54

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