Answers

Add 72/30 and 30/25

1^st number: 2 12/30, 2^nd number: 1 5/25

72/30 + 30/25 is 18/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 25 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 30 × 5 = 150,
   72/30 = 72 × 5/30 × 5 = 360/150
3. Likewise, for the 2nd fraction, since 25 × 6 = 150,
   30/25 = 30 × 6/25 × 6 = 180/150
4. Add the two like fractions:
   360/150 + 180/150 = 360 + 180/150 = 540/150
5. 540/150 simplified gives 18/5
6. So, 72/30 + 30/25 = 18/5
   In mixed form: 33/5

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