Subtract 5/9 from 18/60
18/60 - 5/9 is -23/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
18/60 = 18 × 3/60 × 3 = 54/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
5/9 = 5 × 20/9 × 20 = 100/180 - Subtract the two like fractions:
54/180 - 100/180 = 54 - 100/180 = -46/180 - After reducing the fraction, the answer is -23/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/60-5/9 18/60-10/9 18/60-5/18 54/60-5/9 18/60-15/9 18/60-5/27 90/60-5/9 18/60-25/9 18/60-5/45 18/60-35/9 18/60-5/63