Subtract 7/45 from 10/7
1st number: 1 3/7, 2nd number: 7/45
10/7 - 7/45 is 401/315.
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,
10/7 = 10 × 45/7 × 45 = 450/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
7/45 = 7 × 7/45 × 7 = 49/315 - Subtract the two like fractions:
450/315 - 49/315 = 450 - 49/315 = 401/315 - In mixed form: 186/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/7-7/45 10/7-14/45 10/14-7/45 10/7-7/90 30/7-7/45 10/7-21/45 10/21-7/45 50/7-7/45 10/7-35/45 10/35-7/45 70/7-7/45 10/7-49/45 10/49-7/45