Subtract 35/81 from 14/45
14/45 - 35/81 is -49/405.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 45 × 9 = 405,
14/45 = 14 × 9/45 × 9 = 126/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
35/81 = 35 × 5/81 × 5 = 175/405 - Subtract the two like fractions:
126/405 - 175/405 = 126 - 175/405 = -49/405
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45-35/81 14/45-70/81 14/90-35/81 42/45-35/81 70/45-35/81 98/45-35/81