Subtract 5/72 from 45/7
1st number: 6 3/7, 2nd number: 5/72
457 - 572 is 3205504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 7 × 72 = 504,
457 = 45 × 727 × 72 = 3240504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
572 = 5 × 772 × 7 = 35504 - Subtract the two like fractions:
3240504 - 35504 = 3240 - 35504 = 3205504 - In mixed form: 6181504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7-5/72 45/7-10/72 45/14-5/72 45/7-15/72 45/21-5/72 45/7-25/72 45/35-5/72 45/7-35/72 45/49-5/72