Subtract 30/18 from 36/4
1st number: 9 0/4, 2nd number: 1 12/18
36/4 - 30/18 is 22/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
36/4 = 36 × 9/4 × 9 = 324/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
30/18 = 30 × 2/18 × 2 = 60/36 - Subtract the two like fractions:
324/36 - 60/36 = 324 - 60/36 = 264/36 - After reducing the fraction, the answer is 22/3
- In mixed form: 71/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/4-30/18 36/4-60/18 36/8-30/18 36/4-30/36 36/4-90/18 36/12-30/18 36/4-30/54 36/20-30/18 36/4-30/90 36/28-30/18