Answers

Add 84/72 and 48/27

1^st number: 1 12/72, 2^nd number: 1 21/27

84/72 + 48/27 is 53/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 27 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   84/72 = 84 × 3/72 × 3 = 252/216
3. Likewise, for the 2nd fraction, since 27 × 8 = 216,
   48/27 = 48 × 8/27 × 8 = 384/216
4. Add the two like fractions:
   252/216 + 384/216 = 252 + 384/216 = 636/216
5. 636/216 simplified gives 53/18
6. So, 84/72 + 48/27 = 53/18
   In mixed form: 217/18

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