Do you need a calculator to work out your shopping bill? Are you frightened of fractions? Would you like to get some practice in doing arithmetic with fractions in your head? You can now use your Palm Pre to improve your speed by practising with Fractions Brain. 4 different levels with 10 randomly selected arithmetic questions with fractions in each level. High scores at each level are remembered, so you can improve your speed and your accuracy by trying to beat your personal best!