CASIO FX-991EX Advanced Engineering/Scientific Calculator (UK VERSION)
The UK’s best-selling advanced Scientific calculator.
Especially recommended for advanced GCSE, a/as level and higher.
Replaces the old Casio fx-991es Plus
552 Mathematical functions
Solar powered with battery backup
Please note that this product (barcoded 4549526603327) is the genuine FX-991EX Scientific calculator from Casio and approved for use within the UK
Equation, matrix, Vector, inequality, probability and complex number calculations