Answers

Add 72/80 and 84/8

1^st number: 72/80, 2^nd number: 10 4/8

72/80 + 84/8 is 57/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 8 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 80 × 1 = 80,
   72/80 = 72 × 1/80 × 1 = 72/80
3. Likewise, for the 2nd fraction, since 8 × 10 = 80,
   84/8 = 84 × 10/8 × 10 = 840/80
4. Add the two like fractions:
   72/80 + 840/80 = 72 + 840/80 = 912/80
5. 912/80 simplified gives 57/5
6. So, 72/80 + 84/8 = 57/5
   In mixed form: 112/5

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