Answers

Add 7/63 and 63/54

1^st number: 7/63, 2^nd number: 1 9/54

7/63 + 63/54 is 23/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 63 × 6 = 378,
   7/63 = 7 × 6/63 × 6 = 42/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   63/54 = 63 × 7/54 × 7 = 441/378
4. Add the two like fractions:
   42/378 + 441/378 = 42 + 441/378 = 483/378
5. 483/378 simplified gives 23/18
6. So, 7/63 + 63/54 = 23/18
   In mixed form: 15/18

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