Answers

Subtract 64/9 from 6/80

1^st number: 6/80, 2^nd number: 7 1/9

6/80 - 64/9 is -2533/360.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 9 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 80 × 9 = 720,
   6/80 = 6 × 9/80 × 9 = 54/720
3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
   64/9 = 64 × 80/9 × 80 = 5120/720
4. Subtract the two like fractions:
   54/720 - 5120/720 = 54 - 5120/720 = -5066/720
5. After reducing the fraction, the answer is -2533/360

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ¹²/₈₀-⁶⁴/₉ ⁶/₈₀-⁶⁴/₁₈ ¹⁸/₈₀-⁶⁴/₉ ⁶/₈₀-⁶⁴/₂₇ ³⁰/₈₀-⁶⁴/₉ ⁶/₈₀-⁶⁴/₄₅ ⁴²/₈₀-⁶⁴/₉ ⁶/₈₀-⁶⁴/₆₃

Subtract Fractions Calculator