Answers

Add 6/54 and 63/56

1^st number: 6/54, 2^nd number: 1 7/56

6/54 + 63/56 is 89/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 56 is 1512
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1512
2. For the 1st fraction, since 54 × 28 = 1512,
   6/54 = 6 × 28/54 × 28 = 168/1512
3. Likewise, for the 2nd fraction, since 56 × 27 = 1512,
   63/56 = 63 × 27/56 × 27 = 1701/1512
4. Add the two like fractions:
   168/1512 + 1701/1512 = 168 + 1701/1512 = 1869/1512
5. 1869/1512 simplified gives 89/72
6. So, 6/54 + 63/56 = 89/72
   In mixed form: 117/72

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