Subtract 12/45 from 9/24
9/24 - 12/45 is 13/120.
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,
9/24 = 9 × 15/24 × 15 = 135/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
12/45 = 12 × 8/45 × 8 = 96/360 - Subtract the two like fractions:
135/360 - 96/360 = 135 - 96/360 = 39/360 - After reducing the fraction, the answer is 13/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/24-12/45 9/24-24/45 9/48-12/45 9/24-12/90 27/24-12/45 9/24-36/45 9/72-12/45 45/24-12/45 9/24-60/45 63/24-12/45 9/24-84/45