Subtract 18/6 from 32/40
1st number: 32/40, 2nd number: 3 0/6
32/40 - 18/6 is -11/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
32/40 = 32 × 3/40 × 3 = 96/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
18/6 = 18 × 20/6 × 20 = 360/120 - Subtract the two like fractions:
96/120 - 360/120 = 96 - 360/120 = -264/120 - After reducing the fraction, the answer is -11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/40-18/6 32/40-36/6 32/80-18/6 32/40-18/12 96/40-18/6 32/40-54/6 32/40-90/6 32/40-18/30 32/40-18/42