Subtract 5/70 from 80/9
1st number: 8 8/9, 2nd number: 5/70
80/9 - 5/70 is 1111/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
80/9 = 80 × 70/9 × 70 = 5600/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
5/70 = 5 × 9/70 × 9 = 45/630 - Subtract the two like fractions:
5600/630 - 45/630 = 5600 - 45/630 = 5555/630 - After reducing the fraction, the answer is 1111/126
- In mixed form: 8103/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9-10/70 80/18-5/70 80/9-15/70 80/27-5/70 80/9-25/70 80/45-5/70 80/9-35/70 80/63-5/70