Subtract 90/5 from 14/40
1st number: 14/40, 2nd number: 18 0/5
14/40 - 90/5 is -353/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
14/40 = 14 × 1/40 × 1 = 14/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
90/5 = 90 × 8/5 × 8 = 720/40 - Subtract the two like fractions:
14/40 - 720/40 = 14 - 720/40 = -706/40 - After reducing the fraction, the answer is -353/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40-90/5 14/80-90/5 14/40-90/10 42/40-90/5 14/40-90/15 70/40-90/5 14/40-90/25 98/40-90/5 14/40-90/35