Subtract 20/9 from 49/32
1st number: 1 17/32, 2nd number: 2 2/9
49/32 - 20/9 is -199/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 9 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
49/32 = 49 × 9/32 × 9 = 441/288 - Likewise, for the 2nd fraction, since 9 × 32 = 288,
20/9 = 20 × 32/9 × 32 = 640/288 - Subtract the two like fractions:
441/288 - 640/288 = 441 - 640/288 = -199/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/32-20/9 49/32-40/9 49/64-20/9 49/32-20/18 49/32-60/9 49/96-20/9 49/32-20/27 49/32-20/45 49/32-20/63