Answers

Add 36/42 and 72/27

1^st number: 36/42, 2^nd number: 2 18/27

36/42 + 72/27 is 74/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 27 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 42 × 9 = 378,
   36/42 = 36 × 9/42 × 9 = 324/378
3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
   72/27 = 72 × 14/27 × 14 = 1008/378
4. Add the two like fractions:
   324/378 + 1008/378 = 324 + 1008/378 = 1332/378
5. 1332/378 simplified gives 74/21
6. So, 36/42 + 72/27 = 74/21
   In mixed form: 311/21

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