Subtract 30/18 from 10/4
1st number: 2 2/4, 2nd number: 1 12/18
10/4 - 30/18 is 5/6.
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,
10/4 = 10 × 9/4 × 9 = 90/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
30/18 = 30 × 2/18 × 2 = 60/36 - Subtract the two like fractions:
90/36 - 60/36 = 90 - 60/36 = 30/36 - After reducing the fraction, the answer is 5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4-30/18 10/4-60/18 10/8-30/18 10/4-30/36 30/4-30/18 10/4-90/18 10/12-30/18 10/4-30/54 50/4-30/18 10/20-30/18 10/4-30/90 70/4-30/18 10/28-30/18