Subtract 10/45 from 14/7
1st number: 2 0/7, 2nd number: 10/45
14/7 - 10/45 is 16/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
14/7 = 14 × 45/7 × 45 = 630/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
10/45 = 10 × 7/45 × 7 = 70/315 - Subtract the two like fractions:
630/315 - 70/315 = 630 - 70/315 = 560/315 - After reducing the fraction, the answer is 16/9
- In mixed form: 17/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/7-10/45 14/7-20/45 14/7-10/90 42/7-10/45 14/7-30/45 14/21-10/45 70/7-10/45 14/7-50/45 14/35-10/45 98/7-10/45 14/7-70/45 14/49-10/45