Subtract 75/36 from 63/45
1st number: 1 18/45, 2nd number: 2 3/36
63/45 - 75/36 is -41/60.
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,
63/45 = 63 × 4/45 × 4 = 252/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
75/36 = 75 × 5/36 × 5 = 375/180 - Subtract the two like fractions:
252/180 - 375/180 = 252 - 375/180 = -123/180 - After reducing the fraction, the answer is -41/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90-75/36 63/45-75/72