Answers

Subtract 9/80 from 70/9

1^st number: 7 7/9, 2^nd number: 9/80

70/9 - 9/80 is 5519/720.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 9 × 80 = 720,
   70/9 = 70 × 80/9 × 80 = 5600/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   9/80 = 9 × 9/80 × 9 = 81/720
4. Subtract the two like fractions:
   5600/720 - 81/720 = 5600 - 81/720 = 5519/720
5. In mixed form: 7479/720

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