Answers

Add 12/63 and 12/54

12/63 + 12/54 is 26/63.

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,
   12/63 = 12 × 6/63 × 6 = 72/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   12/54 = 12 × 7/54 × 7 = 84/378
4. Add the two like fractions:
   72/378 + 84/378 = 72 + 84/378 = 156/378
5. 156/378 simplified gives 26/63
6. So, 12/63 + 12/54 = 26/63

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