Subtract 6/70 from 3/30
3/30 - 6/70 is 1/70.
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,
3/30 = 3 × 7/30 × 7 = 21/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
6/70 = 6 × 3/70 × 3 = 18/210 - Subtract the two like fractions:
21/210 - 18/210 = 21 - 18/210 = 3/210 - After reducing the fraction, the answer is 1/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30-6/70 3/30-12/70 3/60-6/70 9/30-6/70 3/30-18/70 3/90-6/70 15/30-6/70 3/30-30/70 21/30-6/70 3/30-42/70