Subtract 4/35 from 2/30
2/30 - 4/35 is -1/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
2/30 = 2 × 7/30 × 7 = 14/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
4/35 = 4 × 6/35 × 6 = 24/210 - Subtract the two like fractions:
14/210 - 24/210 = 14 - 24/210 = -10/210 - After reducing the fraction, the answer is -1/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30-4/35 2/30-8/35 2/60-4/35 2/30-4/70 6/30-4/35 2/30-12/35 2/90-4/35 10/30-4/35 2/30-20/35 14/30-4/35 2/30-28/35