Answers

Add 16/27 and 54/10

1^st number: 16/27, 2^nd number: 5 4/10

16/27 + 54/10 is 809/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 10 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 27 × 10 = 270,
   16/27 = 16 × 10/27 × 10 = 160/270
3. Likewise, for the 2nd fraction, since 10 × 27 = 270,
   54/10 = 54 × 27/10 × 27 = 1458/270
4. Add the two like fractions:
   160/270 + 1458/270 = 160 + 1458/270 = 1618/270
5. 1618/270 simplified gives 809/135
6. So, 16/27 + 54/10 = 809/135
   In mixed form: 5134/135

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