Subtract 70/54 from 4/12
1st number: 4/12, 2nd number: 1 16/54
4/12 - 70/54 is -26/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
4/12 = 4 × 9/12 × 9 = 36/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
70/54 = 70 × 2/54 × 2 = 140/108 - Subtract the two like fractions:
36/108 - 140/108 = 36 - 140/108 = -104/108 - After reducing the fraction, the answer is -26/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-70/54 4/24-70/54 4/36-70/54 20/12-70/54 4/60-70/54 28/12-70/54 4/84-70/54