Using a calculator tutorial (for staff and students) Casio fx-83/85GT

Full video explnations (in form of editable PowerPoint showing how students can effectively use their calculator in GCSE exams.
Topics include using the menu key to:
Using memory keys
Setting the number of decimal place/significant figures.
Converting between units of time.
Calculating percentage of amounts.
Calculating a percentage increase/decrease.
Converting between fractions, decimals and percentages.
Converting between mixed numbers and improper fractions.
Finding prime numbers and prime factorization.
Converting to standard form.
Calculating the median from a list of data.
Calculating the mean and median from a grouped frequency table.
Calculating values for y = mx + c.
Simplifying ratios
Dividing an amount by a given ratio