Subtract 70/80 from 1/6
1/6 - 70/80 is -17/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 6 × 40 = 240,
1/6 = 1 × 40/6 × 40 = 40/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Subtract the two like fractions:
40/240 - 210/240 = 40 - 210/240 = -170/240 - After reducing the fraction, the answer is -17/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/6-70/80 1/12-70/80 3/6-70/80 1/18-70/80 5/6-70/80 1/30-70/80 7/6-70/80 1/42-70/80