Answers

Add 75/54 and 45/56

1^st number: 1 21/54, 2^nd number: 45/56

75/54 + 45/56 is 1105/504.

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,
   75/54 = 75 × 28/54 × 28 = 2100/1512
3. Likewise, for the 2nd fraction, since 56 × 27 = 1512,
   45/56 = 45 × 27/56 × 27 = 1215/1512
4. Add the two like fractions:
   2100/1512 + 1215/1512 = 2100 + 1215/1512 = 3315/1512
5. 3315/1512 simplified gives 1105/504
6. So, 75/54 + 45/56 = 1105/504
   In mixed form: 297/504

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