Subtract 30/35 from 8/14
8/14 - 30/35 is -2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
8/14 = 8 × 5/14 × 5 = 40/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
30/35 = 30 × 2/35 × 2 = 60/70 - Subtract the two like fractions:
40/70 - 60/70 = 40 - 60/70 = -20/70 - After reducing the fraction, the answer is -2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14-30/35 8/14-60/35 8/28-30/35 8/14-30/70 24/14-30/35 8/14-90/35 8/42-30/35 40/14-30/35 8/70-30/35 56/14-30/35 8/98-30/35