Subtract 70/75 from 14/20
14/20 - 70/75 is -7/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
14/20 = 14 × 15/20 × 15 = 210/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
70/75 = 70 × 4/75 × 4 = 280/300 - Subtract the two like fractions:
210/300 - 280/300 = 210 - 280/300 = -70/300 - After reducing the fraction, the answer is -7/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20-70/75 14/40-70/75 42/20-70/75 14/60-70/75 70/20-70/75 98/20-70/75