eMathHelp Maths Solver
This online resource assists mathematics students with complex maths problems by helping them see the step-by-step workings of mathematics problems.
While this is a US-based resource it does cover the range of Mathematic units from the Australian Curriculum e.g., Algebra, Geometry, Calculus, Discrete Mathematics, Probability and Statistics, and Linear Programming.
This resource would be particularly useful for students with Dyscalculia and other Specific Learning Difficulties.