Subtract 18/16 from 45/6
1st number: 7 3/6, 2nd number: 1 2/16
45/6 - 18/16 is 51/8.
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,
45/6 = 45 × 8/6 × 8 = 360/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
18/16 = 18 × 3/16 × 3 = 54/48 - Subtract the two like fractions:
360/48 - 54/48 = 360 - 54/48 = 306/48 - After reducing the fraction, the answer is 51/8
- In mixed form: 63/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-18/16 45/6-36/16 45/12-18/16 45/6-18/32 45/6-54/16 45/18-18/16 45/6-18/48 45/6-90/16 45/30-18/16 45/6-18/80 45/42-18/16