Subtract 30/14 from 18/25
1st number: 18/25, 2nd number: 2 2/14
18/25 - 30/14 is -249/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 14 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
18/25 = 18 × 14/25 × 14 = 252/350 - Likewise, for the 2nd fraction, since 14 × 25 = 350,
30/14 = 30 × 25/14 × 25 = 750/350 - Subtract the two like fractions:
252/350 - 750/350 = 252 - 750/350 = -498/350 - After reducing the fraction, the answer is -249/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/25-30/14 18/25-60/14 18/50-30/14 18/25-30/28 54/25-30/14 18/25-90/14 18/75-30/14 18/25-30/42 90/25-30/14 18/25-30/70 18/25-30/98