Subtract 50/90 from 14/7
1st number: 2 0/7, 2nd number: 50/90
14/7 - 50/90 is 13/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
14/7 = 14 × 90/7 × 90 = 1260/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
50/90 = 50 × 7/90 × 7 = 350/630 - Subtract the two like fractions:
1260/630 - 350/630 = 1260 - 350/630 = 910/630 - After reducing the fraction, the answer is 13/9
- In mixed form: 14/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/7-50/90 42/7-50/90 14/21-50/90 70/7-50/90 14/35-50/90 98/7-50/90 14/49-50/90