Subtract 18/49 from 40/32
1st number: 1 8/32, 2nd number: 18/49
40/32 - 18/49 is 173/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 49 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 32 × 49 = 1568,
40/32 = 40 × 49/32 × 49 = 1960/1568 - Likewise, for the 2nd fraction, since 49 × 32 = 1568,
18/49 = 18 × 32/49 × 32 = 576/1568 - Subtract the two like fractions:
1960/1568 - 576/1568 = 1960 - 576/1568 = 1384/1568 - After reducing the fraction, the answer is 173/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/32-18/49 40/32-36/49 40/64-18/49 40/32-18/98 40/32-54/49 40/96-18/49 40/32-90/49