Add 1/45 and 28/8
1st number: 1/45, 2nd number: 3 4/8
1/45 + 28/8 is 317/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
1/45 = 1 × 8/45 × 8 = 8/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
28/8 = 28 × 45/8 × 45 = 1260/360 - Add the two like fractions:
8/360 + 1260/360 = 8 + 1260/360 = 1268/360 - 1268/360 simplified gives 317/90
- So, 1/45 + 28/8 = 317/90
In mixed form: 347/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45+28/8 1/45+56/8 1/90+28/8 1/45+28/16 3/45+28/8 1/45+84/8 1/45+28/24 5/45+28/8 1/45+28/40 7/45+28/8 1/45+28/56