Subtract 35/30 from 8/20
1st number: 8/20, 2nd number: 1 5/30
8/20 - 35/30 is -23/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
8/20 = 8 × 3/20 × 3 = 24/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
35/30 = 35 × 2/30 × 2 = 70/60 - Subtract the two like fractions:
24/60 - 70/60 = 24 - 70/60 = -46/60 - After reducing the fraction, the answer is -23/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20-35/30 8/20-70/30 8/40-35/30 8/20-35/60 24/20-35/30 8/60-35/30 8/20-35/90 40/20-35/30 56/20-35/30