Answers

Add 81/63 and 6/54

1^st number: 1 18/63, 2^nd number: 6/54

81/63 + 6/54 is 88/63.

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,
   81/63 = 81 × 6/63 × 6 = 486/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   6/54 = 6 × 7/54 × 7 = 42/378
4. Add the two like fractions:
   486/378 + 42/378 = 486 + 42/378 = 528/378
5. 528/378 simplified gives 88/63
6. So, 81/63 + 6/54 = 88/63
   In mixed form: 125/63

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