Answers

Add 81/54 and 70/16

1^st number: 1 27/54, 2^nd number: 4 6/16

81/54 + 70/16 is 47/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 16 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 54 × 8 = 432,
   81/54 = 81 × 8/54 × 8 = 648/432
3. Likewise, for the 2nd fraction, since 16 × 27 = 432,
   70/16 = 70 × 27/16 × 27 = 1890/432
4. Add the two like fractions:
   648/432 + 1890/432 = 648 + 1890/432 = 2538/432
5. 2538/432 simplified gives 47/8
6. So, 81/54 + 70/16 = 47/8
   In mixed form: 57/8

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