Subtract 8/63 from 2/80
2/80 - 8/63 is -257/2520.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 80 × 63 = 5040,
2/80 = 2 × 63/80 × 63 = 126/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
8/63 = 8 × 80/63 × 80 = 640/5040 - Subtract the two like fractions:
126/5040 - 640/5040 = 126 - 640/5040 = -514/5040 - After reducing the fraction, the answer is -257/2520
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/80-8/63 2/80-16/63 6/80-8/63 2/80-24/63 10/80-8/63 2/80-40/63 14/80-8/63 2/80-56/63