Subtract 14/70 from 8/30
8/30 - 14/70 is 1/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
8/30 = 8 × 7/30 × 7 = 56/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
14/70 = 14 × 3/70 × 3 = 42/210 - Subtract the two like fractions:
56/210 - 42/210 = 56 - 42/210 = 14/210 - After reducing the fraction, the answer is 1/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30-14/70 8/30-28/70 8/60-14/70 24/30-14/70 8/30-42/70 8/90-14/70 40/30-14/70 56/30-14/70 8/30-98/70