Add 7/45 and 6/7
7/45 + 6/7 is 319/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
7/45 = 7 × 7/45 × 7 = 49/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
6/7 = 6 × 45/7 × 45 = 270/315 - Add the two like fractions:
49/315 + 270/315 = 49 + 270/315 = 319/315 - So, 7/45 + 6/7 = 319/315
In mixed form: 14/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/45+6/7 7/45+12/7 7/90+6/7 7/45+6/14 21/45+6/7 7/45+18/7 7/45+6/21 35/45+6/7 7/45+30/7 7/45+6/35 49/45+6/7 7/45+42/7 7/45+6/49