Answers

Add 75/80 and 72/30

1^st number: 75/80, 2^nd number: 2 12/30

75/80 + 72/30 is 267/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 30 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 80 × 3 = 240,
   75/80 = 75 × 3/80 × 3 = 225/240
3. Likewise, for the 2nd fraction, since 30 × 8 = 240,
   72/30 = 72 × 8/30 × 8 = 576/240
4. Add the two like fractions:
   225/240 + 576/240 = 225 + 576/240 = 801/240
5. 801/240 simplified gives 267/80
6. So, 75/80 + 72/30 = 267/80
   In mixed form: 327/80

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