Subtract 80/4 from 3/2
1st number: 1 1/2, 2nd number: 20 0/4
3/2 - 80/4 is -37/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
3/2 = 3 × 2/2 × 2 = 6/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
80/4 = 80 × 1/4 × 1 = 80/4 - Subtract the two like fractions:
6/4 - 80/4 = 6 - 80/4 = -74/4 - After reducing the fraction, the answer is -37/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2-80/4 3/4-80/4 3/2-80/8 9/2-80/4 3/6-80/4 3/2-80/12 15/2-80/4 3/10-80/4 3/2-80/20 21/2-80/4 3/14-80/4 3/2-80/28