Subtract 36/35 from 1/20
1st number: 1/20, 2nd number: 1 1/35
1/20 - 36/35 is -137/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
1/20 = 1 × 7/20 × 7 = 7/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
36/35 = 36 × 4/35 × 4 = 144/140 - Subtract the two like fractions:
7/140 - 144/140 = 7 - 144/140 = -137/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20-36/35 1/20-72/35 1/40-36/35 1/20-36/70 3/20-36/35 1/60-36/35 5/20-36/35 7/20-36/35