Subtract 96/18 from 30/40
1st number: 30/40, 2nd number: 5 6/18
30/40 - 96/18 is -55/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
30/40 = 30 × 9/40 × 9 = 270/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
96/18 = 96 × 20/18 × 20 = 1920/360 - Subtract the two like fractions:
270/360 - 1920/360 = 270 - 1920/360 = -1650/360 - After reducing the fraction, the answer is -55/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/40-96/18 30/80-96/18 30/40-96/36 90/40-96/18 30/40-96/54 30/40-96/90