Answers

Add 27/18 and 60/72

1^st number: 1 9/18, 2^nd number: 60/72

27/18 + 60/72 is 7/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 18 × 4 = 72,
   27/18 = 27 × 4/18 × 4 = 108/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   60/72 = 60 × 1/72 × 1 = 60/72
4. Add the two like fractions:
   108/72 + 60/72 = 108 + 60/72 = 168/72
5. 168/72 simplified gives 7/3
6. So, 27/18 + 60/72 = 7/3
   In mixed form: 21/3

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