Answers

Add 72/18 and 54/36

1^st number: 4 0/18, 2^nd number: 1 18/36

72/18 + 54/36 is 11/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 36 is 36
   
   Next, find the equivalent fraction of both fractional numbers with denominator 36
2. For the 1st fraction, since 18 × 2 = 36,
   72/18 = 72 × 2/18 × 2 = 144/36
3. Likewise, for the 2nd fraction, since 36 × 1 = 36,
   54/36 = 54 × 1/36 × 1 = 54/36
4. Add the two like fractions:
   144/36 + 54/36 = 144 + 54/36 = 198/36
5. 198/36 simplified gives 11/2
6. So, 72/18 + 54/36 = 11/2
   In mixed form: 51/2

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