Answers

Subtract 84/80 from 20/14

1^st number: 1 6/14, 2^nd number: 1 4/80

20/14 - 84/80 is 53/140.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 14 × 40 = 560,
   20/14 = 20 × 40/14 × 40 = 800/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   84/80 = 84 × 7/80 × 7 = 588/560
4. Subtract the two like fractions:
   800/560 - 588/560 = 800 - 588/560 = 212/560
5. After reducing the fraction, the answer is 53/140

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