Subtract 18/30 from 4/14
4/14 - 18/30 is -11/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
4/14 = 4 × 15/14 × 15 = 60/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
18/30 = 18 × 7/30 × 7 = 126/210 - Subtract the two like fractions:
60/210 - 126/210 = 60 - 126/210 = -66/210 - After reducing the fraction, the answer is -11/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/14-18/30 4/14-36/30 4/28-18/30 4/14-18/60 12/14-18/30 4/14-54/30 4/42-18/30 4/14-18/90 20/14-18/30 4/14-90/30 4/70-18/30 28/14-18/30 4/98-18/30