Subtract 18/60 from 63/18
1st number: 3 9/18, 2nd number: 18/60
63/18 - 18/60 is 16/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
63/18 = 63 × 10/18 × 10 = 630/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
18/60 = 18 × 3/60 × 3 = 54/180 - Subtract the two like fractions:
630/180 - 54/180 = 630 - 54/180 = 576/180 - After reducing the fraction, the answer is 16/5
- In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18-36/60 63/36-18/60 63/18-54/60 63/54-18/60 63/18-90/60 63/90-18/60