Subtract 32/45 from 49/40
1st number: 1 9/40, 2nd number: 32/45
49/40 - 32/45 is 37/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
49/40 = 49 × 9/40 × 9 = 441/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
32/45 = 32 × 8/45 × 8 = 256/360 - Subtract the two like fractions:
441/360 - 256/360 = 441 - 256/360 = 185/360 - After reducing the fraction, the answer is 37/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40-32/45 49/40-64/45 49/80-32/45 49/40-32/90 49/40-96/45