Answers

Add 72/18 and 54/6

1^st number: 4 0/18, 2^nd number: 9 0/6

72/18 + 54/6 is 13/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 6 is 18
   
   Next, find the equivalent fraction of both fractional numbers with denominator 18
2. For the 1st fraction, since 18 × 1 = 18,
   72/18 = 72 × 1/18 × 1 = 72/18
3. Likewise, for the 2nd fraction, since 6 × 3 = 18,
   54/6 = 54 × 3/6 × 3 = 162/18
4. Add the two like fractions:
   72/18 + 162/18 = 72 + 162/18 = 234/18
5. 234/18 simplified gives 13/1
6. So, 72/18 + 54/6 = 13/1

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