Subtract 14/36 from 90/30
1st number: 3 0/30, 2nd number: 14/36
90/30 - 14/36 is 47/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 30 × 6 = 180,
90/30 = 90 × 6/30 × 6 = 540/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
14/36 = 14 × 5/36 × 5 = 70/180 - Subtract the two like fractions:
540/180 - 70/180 = 540 - 70/180 = 470/180 - After reducing the fraction, the answer is 47/18
- In mixed form: 211/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30-28/36 90/60-14/36 90/30-14/72 90/30-42/36 90/30-70/36 90/30-98/36