Answers

Add 14/54 and 72/63

1^st number: 14/54, 2^nd number: 1 9/63

14/54 + 72/63 is 265/189.

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,
   14/54 = 14 × 7/54 × 7 = 98/378
3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
   72/63 = 72 × 6/63 × 6 = 432/378
4. Add the two like fractions:
   98/378 + 432/378 = 98 + 432/378 = 530/378
5. 530/378 simplified gives 265/189
6. So, 14/54 + 72/63 = 265/189
   In mixed form: 176/189

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