Answers

Add 80/30 and 84/72

1^st number: 2 20/30, 2^nd number: 1 12/72

80/30 + 84/72 is 23/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 30 × 12 = 360,
   80/30 = 80 × 12/30 × 12 = 960/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   84/72 = 84 × 5/72 × 5 = 420/360
4. Add the two like fractions:
   960/360 + 420/360 = 960 + 420/360 = 1380/360
5. 1380/360 simplified gives 23/6
6. So, 80/30 + 84/72 = 23/6
   In mixed form: 35/6

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