What does 'Error 40' typically mean on a Casio HR-100RC calculator?

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Grade: Education Subject: Support
What does 'Error 40' typically mean on a Casio HR-100RC calculator?
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Error 40 on a Casio HR-100RC usually indicates that the calculator is overloaded or encountering a problem with the internal memory. This often happens when performing complex calculations, especially with large numbers or multiple steps. It suggests the calculator cannot handle the current calculation.