Subtract 18/10 from 9/36
1st number: 9/36, 2nd number: 1 8/10
9/36 - 18/10 is -31/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 10 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
9/36 = 9 × 5/36 × 5 = 45/180 - Likewise, for the 2nd fraction, since 10 × 18 = 180,
18/10 = 18 × 18/10 × 18 = 324/180 - Subtract the two like fractions:
45/180 - 324/180 = 45 - 324/180 = -279/180 - After reducing the fraction, the answer is -31/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/36-18/10 9/36-36/10 9/72-18/10 9/36-18/20 27/36-18/10 9/36-54/10 9/36-18/30 45/36-18/10 9/36-90/10 9/36-18/50 63/36-18/10 9/36-18/70