Subtract 20/32 from 12/10
1st number: 1 2/10, 2nd number: 20/32
12/10 - 20/32 is 23/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 10 × 16 = 160,
12/10 = 12 × 16/10 × 16 = 192/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
20/32 = 20 × 5/32 × 5 = 100/160 - Subtract the two like fractions:
192/160 - 100/160 = 192 - 100/160 = 92/160 - After reducing the fraction, the answer is 23/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10-20/32 12/10-40/32 12/20-20/32 12/10-20/64 36/10-20/32 12/10-60/32 12/30-20/32 12/10-20/96 60/10-20/32 12/50-20/32 84/10-20/32 12/70-20/32