Answers

Subtract 80/27 from 70/80

1^st number: 70/80, 2^nd number: 2 26/27

70/80 - 80/27 is -451/216.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 27 is 2160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2160
2. For the 1st fraction, since 80 × 27 = 2160,
   70/80 = 70 × 27/80 × 27 = 1890/2160
3. Likewise, for the 2nd fraction, since 27 × 80 = 2160,
   80/27 = 80 × 80/27 × 80 = 6400/2160
4. Subtract the two like fractions:
   1890/2160 - 6400/2160 = 1890 - 6400/2160 = -4510/2160
5. After reducing the fraction, the answer is -451/216

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