Subtract 49/10 from 18/32
1st number: 18/32, 2nd number: 4 9/10
18/32 - 49/10 is -347/80.
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,
18/32 = 18 × 5/32 × 5 = 90/160 - Likewise, for the 2nd fraction, since 10 × 16 = 160,
49/10 = 49 × 16/10 × 16 = 784/160 - Subtract the two like fractions:
90/160 - 784/160 = 90 - 784/160 = -694/160 - After reducing the fraction, the answer is -347/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/32-49/10 18/32-98/10 18/64-49/10 18/32-49/20 54/32-49/10 18/96-49/10 18/32-49/30 90/32-49/10 18/32-49/50 18/32-49/70