Subtract 50/90 from 3/24
3/24 - 50/90 is -31/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
3/24 = 3 × 15/24 × 15 = 45/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
50/90 = 50 × 4/90 × 4 = 200/360 - Subtract the two like fractions:
45/360 - 200/360 = 45 - 200/360 = -155/360 - After reducing the fraction, the answer is -31/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/24-50/90 3/48-50/90 9/24-50/90 3/72-50/90 15/24-50/90 21/24-50/90