Subtract 35/70 from 1/27
1/27 - 35/70 is -25/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
1/27 = 1 × 70/27 × 70 = 70/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
35/70 = 35 × 27/70 × 27 = 945/1890 - Subtract the two like fractions:
70/1890 - 945/1890 = 70 - 945/1890 = -875/1890 - After reducing the fraction, the answer is -25/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/27-35/70 1/54-35/70 3/27-35/70 1/81-35/70 5/27-35/70 7/27-35/70