Answers

Subtract 80/84 from 8/5

1^st number: 1 3/5, 2^nd number: 80/84

8/5 - 80/84 is 68/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 5 × 84 = 420,
   8/5 = 8 × 84/5 × 84 = 672/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   80/84 = 80 × 5/84 × 5 = 400/420
4. Subtract the two like fractions:
   672/420 - 400/420 = 672 - 400/420 = 272/420
5. After reducing the fraction, the answer is 68/105

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