Subtract 2/80 from 8/28
8/28 - 2/80 is 73/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 28 × 20 = 560,
8/28 = 8 × 20/28 × 20 = 160/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
2/80 = 2 × 7/80 × 7 = 14/560 - Subtract the two like fractions:
160/560 - 14/560 = 160 - 14/560 = 146/560 - After reducing the fraction, the answer is 73/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28-2/80 8/28-4/80 8/56-2/80 24/28-2/80 8/28-6/80 8/84-2/80 40/28-2/80 8/28-10/80 56/28-2/80 8/28-14/80