Answers

Add 84/80 and 84/64

1^st number: 1 4/80, 2^nd number: 1 20/64

84/80 + 84/64 is 189/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 64 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 80 × 4 = 320,
   84/80 = 84 × 4/80 × 4 = 336/320
3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
   84/64 = 84 × 5/64 × 5 = 420/320
4. Add the two like fractions:
   336/320 + 420/320 = 336 + 420/320 = 756/320
5. 756/320 simplified gives 189/80
6. So, 84/80 + 84/64 = 189/80
   In mixed form: 229/80

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