Subtract 90/6 from 24/20
1st number: 1 4/20, 2nd number: 15 0/6
24/20 - 90/6 is -69/5.
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,
24/20 = 24 × 3/20 × 3 = 72/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
90/6 = 90 × 10/6 × 10 = 900/60 - Subtract the two like fractions:
72/60 - 900/60 = 72 - 900/60 = -828/60 - After reducing the fraction, the answer is -69/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/20-90/6 24/40-90/6 24/20-90/12 72/20-90/6 24/60-90/6 24/20-90/18 24/20-90/30 24/20-90/42