Casio FX-991EX Classwiz Scientific Calculator – Advanced Functions for GCSE & A-Level Maths calculator with matrix functions Dual Power Source: Solar‑assist with

Dual Power Source: Solar‑assist with a backup LR‑44 battery—automatically switches to battery in low light

Durable & Safe to UseMade from 420 stainless steel

Material: Constructed from durable plastic for lightweight and reliable build quality

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Casio FX-991EX Classwiz Scientific Calculator – Advanced Functions for GCSE & A-Level Maths calculator with matrix functions Dual Power Source: Solar‑assist withPerfect for GCSE, A Level & University Maths The Casio FX 991EX Classwiz is one of the most powerful non programmable scientific calculators available. With a natural textbook display, fast processing, and 552 advanced functions, it's ideal for students and professionals alike. Key Features: 16 Digit High Resolution Display View equations and results in textbook format 552 Advanced Functions Includes fractions, logarithms, indices, exponents, and