Subtract 14/45 from 9/12
9/12 - 14/45 is 79/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
9/12 = 9 × 15/12 × 15 = 135/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
14/45 = 14 × 4/45 × 4 = 56/180 - Subtract the two like fractions:
135/180 - 56/180 = 135 - 56/180 = 79/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12-14/45 9/12-28/45 9/24-14/45 9/12-14/90 27/12-14/45 9/12-42/45 9/36-14/45 45/12-14/45 9/12-70/45 9/60-14/45 63/12-14/45 9/12-98/45 9/84-14/45