Subtract 28/45 from 2/14
2/14 - 28/45 is -151/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
2/14 = 2 × 45/14 × 45 = 90/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
28/45 = 28 × 14/45 × 14 = 392/630 - Subtract the two like fractions:
90/630 - 392/630 = 90 - 392/630 = -302/630 - After reducing the fraction, the answer is -151/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/14-28/45 2/14-56/45 2/28-28/45 2/14-28/90 6/14-28/45 2/14-84/45 2/42-28/45 10/14-28/45 2/70-28/45 2/98-28/45