Subtract 5/27 from 30/70
30/70 - 5/27 is 46/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 27 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
30/70 = 30 × 27/70 × 27 = 810/1890 - Likewise, for the 2nd fraction, since 27 × 70 = 1890,
5/27 = 5 × 70/27 × 70 = 350/1890 - Subtract the two like fractions:
810/1890 - 350/1890 = 810 - 350/1890 = 460/1890 - After reducing the fraction, the answer is 46/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-5/27 30/70-10/27 30/70-5/54 90/70-5/27 30/70-15/27 30/70-5/81 30/70-25/27 30/70-35/27