Subtract 54/6 from 80/20
1st number: 4 0/20, 2nd number: 9 0/6
80/20 - 54/6 is -5/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
80/20 = 80 × 3/20 × 3 = 240/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
54/6 = 54 × 10/6 × 10 = 540/60 - Subtract the two like fractions:
240/60 - 540/60 = 240 - 540/60 = -300/60 - After reducing the fraction, the answer is -5/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/40-54/6 80/20-54/12 80/60-54/6 80/20-54/18 80/20-54/30 80/20-54/42