Four different levels of difficulty cater for students at different stages of the topic. The Basic level includes equivalent fractions, mixed numbers and improper fractions. The Easy and Average levels include addition and subtraction, multiplication and division and miscellaneous examples. The Advanced level includes negative fractions. Comes with more than 90 fully worked examples available through the Help button, to help students who need guidance. It marks automatically and reveals the answer if the student gets it wrong. A detailed report can be printed after each session.