Answers

Add 75/12 and 72/30

1^st number: 6 3/12, 2^nd number: 2 12/30

75/12 + 72/30 is 173/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 30 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 12 × 5 = 60,
   75/12 = 75 × 5/12 × 5 = 375/60
3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
   72/30 = 72 × 2/30 × 2 = 144/60
4. Add the two like fractions:
   375/60 + 144/60 = 375 + 144/60 = 519/60
5. 519/60 simplified gives 173/20
6. So, 75/12 + 72/30 = 173/20
   In mixed form: 813/20

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