There are literally infinite ways to represent any fraction (or number for that matter). Don't believe us? Let's take 1/3. 2/6, 3/9, 4/12 ... 10001/30003 are all equivalent fractions (and we could keep going)!
If you know the basics of what a fraction is, this is a great tutorial for recognizing when fractions are equivalent and then simplifying them as much as possible!
Common Core Standards: 3.NF.A.3, 3.NF.A.3a, 3.NF.A.3b, 3.NF.A.3c , 3.NF.A.3d