Subtract 3/24 from 5/45
5/45 - 3/24 is -1/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
5/45 = 5 × 8/45 × 8 = 40/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
3/24 = 3 × 15/24 × 15 = 45/360 - Subtract the two like fractions:
40/360 - 45/360 = 40 - 45/360 = -5/360 - After reducing the fraction, the answer is -1/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45-3/24 5/45-6/24 5/90-3/24 5/45-3/48 15/45-3/24 5/45-9/24 5/45-3/72 25/45-3/24 5/45-15/24 35/45-3/24 5/45-21/24