Subtract 56/45 from 14/40
1st number: 14/40, 2nd number: 1 11/45
14/40 - 56/45 is -161/180.
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,
14/40 = 14 × 9/40 × 9 = 126/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
56/45 = 56 × 8/45 × 8 = 448/360 - Subtract the two like fractions:
126/360 - 448/360 = 126 - 448/360 = -322/360 - After reducing the fraction, the answer is -161/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40-56/45 14/80-56/45 14/40-56/90 42/40-56/45 70/40-56/45 98/40-56/45