Subtract 14/80 from 80/84
80/84 - 14/80 is 653/840.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 84 × 20 = 1680,
80/84 = 80 × 20/84 × 20 = 1600/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
14/80 = 14 × 21/80 × 21 = 294/1680 - Subtract the two like fractions:
1600/1680 - 294/1680 = 1600 - 294/1680 = 1306/1680 - After reducing the fraction, the answer is 653/840
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/84-28/80 80/84-42/80 80/84-70/80 80/84-98/80