Subtract 24/90 from 4/27
4/27 - 24/90 is -16/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
4/27 = 4 × 10/27 × 10 = 40/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
24/90 = 24 × 3/90 × 3 = 72/270 - Subtract the two like fractions:
40/270 - 72/270 = 40 - 72/270 = -32/270 - After reducing the fraction, the answer is -16/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/27-24/90 4/27-48/90 4/54-24/90 12/27-24/90 4/27-72/90 4/81-24/90 20/27-24/90 28/27-24/90