Subtract 40/45 from 10/24
10/24 - 40/45 is -17/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
10/24 = 10 × 15/24 × 15 = 150/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
40/45 = 40 × 8/45 × 8 = 320/360 - Subtract the two like fractions:
150/360 - 320/360 = 150 - 320/360 = -170/360 - After reducing the fraction, the answer is -17/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/24-40/45 10/24-80/45 10/48-40/45 10/24-40/90 30/24-40/45 10/72-40/45 50/24-40/45 70/24-40/45