Subtract 35/80 from 12/63
12/63 - 35/80 is -83/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
12/63 = 12 × 80/63 × 80 = 960/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
35/80 = 35 × 63/80 × 63 = 2205/5040 - Subtract the two like fractions:
960/5040 - 2205/5040 = 960 - 2205/5040 = -1245/5040 - After reducing the fraction, the answer is -83/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/63-35/80 12/63-70/80 36/63-35/80 60/63-35/80 84/63-35/80