Answers

Add 84/27 and 15/72

1^st number: 3 3/27, 2^nd number: 15/72

84/27 + 15/72 is 239/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 72 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 27 × 8 = 216,
   84/27 = 84 × 8/27 × 8 = 672/216
3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
   15/72 = 15 × 3/72 × 3 = 45/216
4. Add the two like fractions:
   672/216 + 45/216 = 672 + 45/216 = 717/216
5. 717/216 simplified gives 239/72
6. So, 84/27 + 15/72 = 239/72
   In mixed form: 323/72

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