Subtract 27/90 from 14/2
1st number: 7 0/2, 2nd number: 27/90
14/2 - 27/90 is 67/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
14/2 = 14 × 45/2 × 45 = 630/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
27/90 = 27 × 1/90 × 1 = 27/90 - Subtract the two like fractions:
630/90 - 27/90 = 630 - 27/90 = 603/90 - After reducing the fraction, the answer is 67/10
- In mixed form: 67/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/2-27/90 14/2-54/90 14/4-27/90 42/2-27/90 14/2-81/90 14/6-27/90 70/2-27/90 14/10-27/90 98/2-27/90