Subtract 36/18 from 1/30
1st number: 1/30, 2nd number: 2 0/18
1/30 - 36/18 is -59/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
1/30 = 1 × 3/30 × 3 = 3/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
36/18 = 36 × 5/18 × 5 = 180/90 - Subtract the two like fractions:
3/90 - 180/90 = 3 - 180/90 = -177/90 - After reducing the fraction, the answer is -59/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30-36/18 1/30-72/18 1/60-36/18 3/30-36/18 1/90-36/18 1/30-36/54 5/30-36/18 1/30-36/90 7/30-36/18