Subtract 70/18 from 1/9
1st number: 1/9, 2nd number: 3 16/18
1/9 - 70/18 is -34/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
1/9 = 1 × 2/9 × 2 = 2/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
70/18 = 70 × 1/18 × 1 = 70/18 - Subtract the two like fractions:
2/18 - 70/18 = 2 - 70/18 = -68/18 - After reducing the fraction, the answer is -34/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9-70/18 1/18-70/18 1/9-70/36 3/9-70/18 1/27-70/18 1/9-70/54 5/9-70/18 1/45-70/18 1/9-70/90 7/9-70/18 1/63-70/18