Answers

Add 27/63 and 27/54

27/63 + 27/54 is 13/14.

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,
   27/63 = 27 × 6/63 × 6 = 162/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   27/54 = 27 × 7/54 × 7 = 189/378
4. Add the two like fractions:
   162/378 + 189/378 = 162 + 189/378 = 351/378
5. 351/378 simplified gives 13/14
6. So, 27/63 + 27/54 = 13/14

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