Subtract 45/27 from 49/45
1st number: 1 4/45, 2nd number: 1 18/27
49/45 - 45/27 is -26/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
49/45 = 49 × 3/45 × 3 = 147/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
45/27 = 45 × 5/27 × 5 = 225/135 - Subtract the two like fractions:
147/135 - 225/135 = 147 - 225/135 = -78/135 - After reducing the fraction, the answer is -26/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-45/27 49/45-90/27 49/90-45/27 49/45-45/54 49/45-45/81