Subtract 30/7 from 63/75
1st number: 63/75, 2nd number: 4 2/7
63/75 - 30/7 is -603/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 7 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
63/75 = 63 × 7/75 × 7 = 441/525 - Likewise, for the 2nd fraction, since 7 × 75 = 525,
30/7 = 30 × 75/7 × 75 = 2250/525 - Subtract the two like fractions:
441/525 - 2250/525 = 441 - 2250/525 = -1809/525 - After reducing the fraction, the answer is -603/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/75-60/7 63/75-30/14 63/75-90/7 63/75-30/21 63/75-30/35 63/75-30/49