Subtract 70/15 from 35/54
1st number: 35/54, 2nd number: 4 10/15
35/54 - 70/15 is -217/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
35/54 = 35 × 5/54 × 5 = 175/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
70/15 = 70 × 18/15 × 18 = 1260/270 - Subtract the two like fractions:
175/270 - 1260/270 = 175 - 1260/270 = -1085/270 - After reducing the fraction, the answer is -217/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/54-70/15 35/54-70/30 35/54-70/45 35/54-70/75