Subtract 14/90 from 5/45
5/45 - 14/90 is -2/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
5/45 = 5 × 2/45 × 2 = 10/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
14/90 = 14 × 1/90 × 1 = 14/90 - Subtract the two like fractions:
10/90 - 14/90 = 10 - 14/90 = -4/90 - After reducing the fraction, the answer is -2/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45-14/90 5/45-28/90 5/90-14/90 15/45-14/90 5/45-42/90 25/45-14/90 5/45-70/90 35/45-14/90 5/45-98/90