Subtract 18/30 from 75/14
1st number: 5 5/14, 2nd number: 18/30
75/14 - 18/30 is 333/70.
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,
75/14 = 75 × 15/14 × 15 = 1125/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
18/30 = 18 × 7/30 × 7 = 126/210 - Subtract the two like fractions:
1125/210 - 126/210 = 1125 - 126/210 = 999/210 - After reducing the fraction, the answer is 333/70
- In mixed form: 453/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/14-36/30 75/28-18/30 75/14-18/60 75/14-54/30 75/42-18/30 75/14-18/90 75/14-90/30 75/70-18/30 75/98-18/30