Subtract 35/20 from 27/63
1st number: 27/63, 2nd number: 1 15/20
27/63 - 35/20 is -37/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
27/63 = 27 × 20/63 × 20 = 540/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
35/20 = 35 × 63/20 × 63 = 2205/1260 - Subtract the two like fractions:
540/1260 - 2205/1260 = 540 - 2205/1260 = -1665/1260 - After reducing the fraction, the answer is -37/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/63-35/20 27/63-70/20 27/63-35/40 81/63-35/20 27/63-35/60