Subtract 32/18 from 35/40
1st number: 35/40, 2nd number: 1 14/18
35/40 - 32/18 is -65/72.
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,
35/40 = 35 × 9/40 × 9 = 315/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
32/18 = 32 × 20/18 × 20 = 640/360 - Subtract the two like fractions:
315/360 - 640/360 = 315 - 640/360 = -325/360 - After reducing the fraction, the answer is -65/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/40-32/18 35/40-64/18 35/80-32/18 35/40-32/36 35/40-96/18 35/40-32/54 35/40-32/90