Subtract 30/16 from 18/6
1st number: 3 0/6, 2nd number: 1 14/16
18/6 - 30/16 is 9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 6 × 8 = 48,
18/6 = 18 × 8/6 × 8 = 144/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
30/16 = 30 × 3/16 × 3 = 90/48 - Subtract the two like fractions:
144/48 - 90/48 = 144 - 90/48 = 54/48 - After reducing the fraction, the answer is 9/8
- In mixed form: 11/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/6-30/16 18/6-60/16 18/12-30/16 18/6-30/32 54/6-30/16 18/6-90/16 18/6-30/48 90/6-30/16 18/30-30/16 18/6-30/80 18/42-30/16