Subtract 12/36 from 14/45
14/45 - 12/36 is -1/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
14/45 = 14 × 4/45 × 4 = 56/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
12/36 = 12 × 5/36 × 5 = 60/180 - Subtract the two like fractions:
56/180 - 60/180 = 56 - 60/180 = -4/180 - After reducing the fraction, the answer is -1/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45-12/36 14/45-24/36 14/90-12/36 14/45-12/72 42/45-12/36 70/45-12/36 14/45-60/36 98/45-12/36 14/45-84/36