Subtract 2/70 from 6/80
6/80 - 2/70 is 13/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
6/80 = 6 × 7/80 × 7 = 42/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
2/70 = 2 × 8/70 × 8 = 16/560 - Subtract the two like fractions:
42/560 - 16/560 = 42 - 16/560 = 26/560 - After reducing the fraction, the answer is 13/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/80-2/70 6/80-4/70 18/80-2/70 6/80-6/70 30/80-2/70 6/80-10/70 42/80-2/70 6/80-14/70