Answers

Add 75/84 and 90/56

1^st number: 75/84, 2^nd number: 1 34/56

75/84 + 90/56 is 5/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 56 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   75/84 = 75 × 2/84 × 2 = 150/168
3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
   90/56 = 90 × 3/56 × 3 = 270/168
4. Add the two like fractions:
   150/168 + 270/168 = 150 + 270/168 = 420/168
5. 420/168 simplified gives 5/2
6. So, 75/84 + 90/56 = 5/2
   In mixed form: 21/2

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