Subtract 35/90 from 6/12
6/12 - 35/90 is 1/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
6/12 = 6 × 15/12 × 15 = 90/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
35/90 = 35 × 2/90 × 2 = 70/180 - Subtract the two like fractions:
90/180 - 70/180 = 90 - 70/180 = 20/180 - After reducing the fraction, the answer is 1/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12-70/90 6/24-35/90 18/12-35/90 6/36-35/90 30/12-35/90 6/60-35/90 42/12-35/90 6/84-35/90