Add 6/45 and 28/7
1st number: 6/45, 2nd number: 4 0/7
6/45 + 28/7 is 62/15.
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,
6/45 = 6 × 7/45 × 7 = 42/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
28/7 = 28 × 45/7 × 45 = 1260/315 - Add the two like fractions:
42/315 + 1260/315 = 42 + 1260/315 = 1302/315 - 1302/315 simplified gives 62/15
- So, 6/45 + 28/7 = 62/15
In mixed form: 42/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/45+28/7 6/45+56/7 6/90+28/7 6/45+28/14 18/45+28/7 6/45+84/7 6/45+28/21 30/45+28/7 6/45+28/35 42/45+28/7 6/45+28/49