Subtract 63/45 from 72/3
1st number: 24 0/3, 2nd number: 1 18/45
72/3 - 63/45 is 113/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
72/3 = 72 × 15/3 × 15 = 1080/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
63/45 = 63 × 1/45 × 1 = 63/45 - Subtract the two like fractions:
1080/45 - 63/45 = 1080 - 63/45 = 1017/45 - After reducing the fraction, the answer is 113/5
- In mixed form: 223/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/6-63/45 72/3-63/90 72/9-63/45 72/15-63/45 72/21-63/45