Subtract 35/27 from 70/12
1st number: 5 10/12, 2nd number: 1 8/27
70/12 - 35/27 is 245/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
70/12 = 70 × 9/12 × 9 = 630/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
35/27 = 35 × 4/27 × 4 = 140/108 - Subtract the two like fractions:
630/108 - 140/108 = 630 - 140/108 = 490/108 - After reducing the fraction, the answer is 245/54
- In mixed form: 429/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12-70/27 70/24-35/27 70/12-35/54 70/36-35/27 70/12-35/81 70/60-35/27 70/84-35/27