Subtract 70/3 from 8/20
1st number: 8/20, 2nd number: 23 1/3
8/20 - 70/3 is -344/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 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 3 × 20 = 60,
70/3 = 70 × 20/3 × 20 = 1400/60 - Subtract the two like fractions:
24/60 - 1400/60 = 24 - 1400/60 = -1376/60 - After reducing the fraction, the answer is -344/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20-70/3 8/40-70/3 8/20-70/6 24/20-70/3 8/60-70/3 8/20-70/9 40/20-70/3 8/20-70/15 56/20-70/3 8/20-70/21