Subtract 18/30 from 36/2
1st number: 18 0/2, 2nd number: 18/30
36/2 - 18/30 is 87/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
36/2 = 36 × 15/2 × 15 = 540/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
18/30 = 18 × 1/30 × 1 = 18/30 - Subtract the two like fractions:
540/30 - 18/30 = 540 - 18/30 = 522/30 - After reducing the fraction, the answer is 87/5
- In mixed form: 172/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-18/30 36/2-36/30 36/4-18/30 36/2-18/60 36/2-54/30 36/6-18/30 36/2-18/90 36/2-90/30 36/10-18/30 36/14-18/30