Subtract 42/10 from 25/32
1st number: 25/32, 2nd number: 4 2/10
25/32 - 42/10 is -547/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 10 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
25/32 = 25 × 5/32 × 5 = 125/160 - Likewise, for the 2nd fraction, since 10 × 16 = 160,
42/10 = 42 × 16/10 × 16 = 672/160 - Subtract the two like fractions:
125/160 - 672/160 = 125 - 672/160 = -547/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/32-42/10 25/32-84/10 25/64-42/10 25/32-42/20 75/32-42/10 25/96-42/10 25/32-42/30 25/32-42/50 25/32-42/70