Subtract 10/9 from 5/70
1st number: 5/70, 2nd number: 1 1/9
5/70 - 10/9 is -131/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 9 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
5/70 = 5 × 9/70 × 9 = 45/630 - Likewise, for the 2nd fraction, since 9 × 70 = 630,
10/9 = 10 × 70/9 × 70 = 700/630 - Subtract the two like fractions:
45/630 - 700/630 = 45 - 700/630 = -655/630 - After reducing the fraction, the answer is -131/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/70-10/9 5/70-20/9 5/70-10/18 15/70-10/9 5/70-30/9 5/70-10/27 25/70-10/9 5/70-50/9 5/70-10/45 35/70-10/9 5/70-70/9 5/70-10/63