Subtract 12/4 from 14/72
1st number: 14/72, 2nd number: 3 0/4
14/72 - 12/4 is -101/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
14/72 = 14 × 1/72 × 1 = 14/72 - Likewise, for the 2nd fraction, since 4 × 18 = 72,
12/4 = 12 × 18/4 × 18 = 216/72 - Subtract the two like fractions:
14/72 - 216/72 = 14 - 216/72 = -202/72 - After reducing the fraction, the answer is -101/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/72-12/4 14/72-24/4 14/72-12/8 42/72-12/4 14/72-36/4 70/72-12/4 14/72-60/4 14/72-12/20 98/72-12/4 14/72-84/4 14/72-12/28