Subtract 63/45 from 56/12
1st number: 4 8/12, 2nd number: 1 18/45
56/12 - 63/45 is 49/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
56/12 = 56 × 15/12 × 15 = 840/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
63/45 = 63 × 4/45 × 4 = 252/180 - Subtract the two like fractions:
840/180 - 252/180 = 840 - 252/180 = 588/180 - After reducing the fraction, the answer is 49/15
- In mixed form: 34/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/24-63/45 56/12-63/90 56/36-63/45 56/60-63/45 56/84-63/45