Year 4 try these website to help your learning with fractions.
See if you can find any other websites and post them up to help each other.
http://www.mathsisfun.com/numbers/fraction-number-line.html
http://www.learningplanet.com/sam/ff/index.asp
http://www.bbc.co.uk/schools/ks2bitesize/maths/number/fractions_basic/read1.shtml