Subtract 3/27 from 50/70
50/70 - 3/27 is 38/63.
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,
50/70 = 50 × 27/70 × 27 = 1350/1890 - Likewise, for the 2nd fraction, since 27 × 70 = 1890,
3/27 = 3 × 70/27 × 70 = 210/1890 - Subtract the two like fractions:
1350/1890 - 210/1890 = 1350 - 210/1890 = 1140/1890 - After reducing the fraction, the answer is 38/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70-6/27 50/70-3/54 50/70-9/27 50/70-3/81 50/70-15/27 50/70-21/27