Answers

Add 72/18 and 28/56

1^st number: 4 0/18, 2^nd number: 28/56

72/18 + 28/56 is 9/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 18 × 28 = 504,
   72/18 = 72 × 28/18 × 28 = 2016/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   28/56 = 28 × 9/56 × 9 = 252/504
4. Add the two like fractions:
   2016/504 + 252/504 = 2016 + 252/504 = 2268/504
5. 2268/504 simplified gives 9/2
6. So, 72/18 + 28/56 = 9/2
   In mixed form: 41/2

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