Answers

Add 80/5 and 84/72

1^st number: 16 0/5, 2^nd number: 1 12/72

80/5 + 84/72 is 103/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 5 × 72 = 360,
   80/5 = 80 × 72/5 × 72 = 5760/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   84/72 = 84 × 5/72 × 5 = 420/360
4. Add the two like fractions:
   5760/360 + 420/360 = 5760 + 420/360 = 6180/360
5. 6180/360 simplified gives 103/6
6. So, 80/5 + 84/72 = 103/6
   In mixed form: 171/6

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