Answers

Add 5/54 and 15/63

5/54 + 15/63 is 125/378.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 63 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 54 × 7 = 378,
   5/54 = 5 × 7/54 × 7 = 35/378
3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
   15/63 = 15 × 6/63 × 6 = 90/378
4. Add the two like fractions:
   35/378 + 90/378 = 35 + 90/378 = 125/378
5. So, 5/54 + 15/63 = 125/378

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