Answers

Add 75/56 and 56/90

1^st number: 1 19/56, 2^nd number: 56/90

75/56 + 56/90 is 4943/2520.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 90 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 56 × 45 = 2520,
   75/56 = 75 × 45/56 × 45 = 3375/2520
3. Likewise, for the 2nd fraction, since 90 × 28 = 2520,
   56/90 = 56 × 28/90 × 28 = 1568/2520
4. Add the two like fractions:
   3375/2520 + 1568/2520 = 3375 + 1568/2520 = 4943/2520
5. So, 75/56 + 56/90 = 4943/2520
   In mixed form: 12423/2520

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