Subtract 35/5 from 35/18
1st number: 1 17/18, 2nd number: 7 0/5
35/18 - 35/5 is -91/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
35/18 = 35 × 5/18 × 5 = 175/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
35/5 = 35 × 18/5 × 18 = 630/90 - Subtract the two like fractions:
175/90 - 630/90 = 175 - 630/90 = -455/90 - After reducing the fraction, the answer is -91/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18-35/5 35/18-70/5 35/36-35/5 35/18-35/10 35/54-35/5 35/18-35/15 35/90-35/5 35/18-35/25