Subtract 12/4 from 14/45
1st number: 14/45, 2nd number: 3 0/4
14/45 - 12/4 is -121/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 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 4 × 45 = 180,
12/4 = 12 × 45/4 × 45 = 540/180 - Subtract the two like fractions:
56/180 - 540/180 = 56 - 540/180 = -484/180 - After reducing the fraction, the answer is -121/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45-12/4 14/45-24/4 14/90-12/4 14/45-12/8 42/45-12/4 14/45-36/4 70/45-12/4 14/45-60/4 14/45-12/20 98/45-12/4 14/45-84/4 14/45-12/28