Answers

Add 70/54 and 90/56

1^st number: 1 16/54, 2^nd number: 1 34/56

70/54 + 90/56 is 2195/756.

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,
   70/54 = 70 × 28/54 × 28 = 1960/1512
3. Likewise, for the 2nd fraction, since 56 × 27 = 1512,
   90/56 = 90 × 27/56 × 27 = 2430/1512
4. Add the two like fractions:
   1960/1512 + 2430/1512 = 1960 + 2430/1512 = 4390/1512
5. 4390/1512 simplified gives 2195/756
6. So, 70/54 + 90/56 = 2195/756
   In mixed form: 2683/756

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