Subtract 75/70 from 14/54
1st number: 14/54, 2nd number: 1 5/70
14/54 - 75/70 is -307/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
14/54 = 14 × 35/54 × 35 = 490/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
75/70 = 75 × 27/70 × 27 = 2025/1890 - Subtract the two like fractions:
490/1890 - 2025/1890 = 490 - 2025/1890 = -1535/1890 - After reducing the fraction, the answer is -307/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/54-75/70 42/54-75/70 70/54-75/70 98/54-75/70