Subtract 45/36 from 49/45
1st number: 1 4/45, 2nd number: 1 9/36
49/45 - 45/36 is -29/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
49/45 = 49 × 4/45 × 4 = 196/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
45/36 = 45 × 5/36 × 5 = 225/180 - Subtract the two like fractions:
196/180 - 225/180 = 196 - 225/180 = -29/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-45/36 49/45-90/36 49/90-45/36 49/45-45/72