Subtract 6/12 from 50/90
50/90 - 6/12 is 1/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
50/90 = 50 × 2/90 × 2 = 100/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
6/12 = 6 × 15/12 × 15 = 90/180 - Subtract the two like fractions:
100/180 - 90/180 = 100 - 90/180 = 10/180 - After reducing the fraction, the answer is 1/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90-6/24 50/90-18/12 50/90-6/36 50/90-30/12 50/90-6/60 50/90-42/12 50/90-6/84