Subtract 63/20 from 8/35
1st number: 8/35, 2nd number: 3 3/20
8/35 - 63/20 is -409/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
8/35 = 8 × 4/35 × 4 = 32/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
63/20 = 63 × 7/20 × 7 = 441/140 - Subtract the two like fractions:
32/140 - 441/140 = 32 - 441/140 = -409/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/35-63/20 8/70-63/20 8/35-63/40 24/35-63/20 8/35-63/60 40/35-63/20 56/35-63/20