Answers

Add 72/18 and 54/72

1^st number: 4 0/18, 2^nd number: 54/72

72/18 + 54/72 is 19/4.

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,
   72/18 = 72 × 4/18 × 4 = 288/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   54/72 = 54 × 1/72 × 1 = 54/72
4. Add the two like fractions:
   288/72 + 54/72 = 288 + 54/72 = 342/72
5. 342/72 simplified gives 19/4
6. So, 72/18 + 54/72 = 19/4
   In mixed form: 43/4

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