Subtract 7/28 from 70/27
1st number: 2 16/27, 2nd number: 7/28
70/27 - 7/28 is 253/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
70/27 = 70 × 28/27 × 28 = 1960/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
7/28 = 7 × 27/28 × 27 = 189/756 - Subtract the two like fractions:
1960/756 - 189/756 = 1960 - 189/756 = 1771/756 - After reducing the fraction, the answer is 253/108
- In mixed form: 237/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/27-14/28 70/54-7/28 70/27-7/56 70/27-21/28 70/81-7/28 70/27-7/84 70/27-35/28 70/27-49/28