Subtract 6/50 from 3/70
3/70 - 6/50 is -27/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
3/70 = 3 × 5/70 × 5 = 15/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
6/50 = 6 × 7/50 × 7 = 42/350 - Subtract the two like fractions:
15/350 - 42/350 = 15 - 42/350 = -27/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70-6/50 3/70-12/50 9/70-6/50 3/70-18/50 15/70-6/50 3/70-30/50 21/70-6/50 3/70-42/50