Subtract 2/32 from 9/20
9/20 - 2/32 is 31/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 20 × 8 = 160,
9/20 = 9 × 8/20 × 8 = 72/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
2/32 = 2 × 5/32 × 5 = 10/160 - Subtract the two like fractions:
72/160 - 10/160 = 72 - 10/160 = 62/160 - After reducing the fraction, the answer is 31/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20-2/32 9/20-4/32 9/40-2/32 9/20-2/64 27/20-2/32 9/20-6/32 9/60-2/32 9/20-2/96 45/20-2/32 9/20-10/32 63/20-2/32 9/20-14/32