Answers

Add 56/16 and 42/27

1^st number: 3 8/16, 2^nd number: 1 15/27

56/16 + 42/27 is 91/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 27 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 16 × 27 = 432,
   56/16 = 56 × 27/16 × 27 = 1512/432
3. Likewise, for the 2nd fraction, since 27 × 16 = 432,
   42/27 = 42 × 16/27 × 16 = 672/432
4. Add the two like fractions:
   1512/432 + 672/432 = 1512 + 672/432 = 2184/432
5. 2184/432 simplified gives 91/18
6. So, 56/16 + 42/27 = 91/18
   In mixed form: 51/18

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