Subtract 2/14 from 9/80
9/80 - 2/14 is -17/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 14 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
9/80 = 9 × 7/80 × 7 = 63/560 - Likewise, for the 2nd fraction, since 14 × 40 = 560,
2/14 = 2 × 40/14 × 40 = 80/560 - Subtract the two like fractions:
63/560 - 80/560 = 63 - 80/560 = -17/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80-2/14 9/80-4/14 9/80-2/28 27/80-2/14 9/80-6/14 9/80-2/42 45/80-2/14 9/80-10/14 9/80-2/70 63/80-2/14 9/80-2/98