Subtract 30/56 from 35/75
35/75 - 30/56 is -29/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 56 is 4200
Next, find the equivalent fraction of both fractional numbers with denominator 4200 - For the 1st fraction, since 75 × 56 = 4200,
35/75 = 35 × 56/75 × 56 = 1960/4200 - Likewise, for the 2nd fraction, since 56 × 75 = 4200,
30/56 = 30 × 75/56 × 75 = 2250/4200 - Subtract the two like fractions:
1960/4200 - 2250/4200 = 1960 - 2250/4200 = -290/4200 - After reducing the fraction, the answer is -29/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/75-30/56 35/75-60/56 35/75-90/56