4,6
Texas Instruments EL-W531XH
Texas Instruments TI-30XS MultiView
Texas Instruments TI-30X Pro MathPrint
Casio Fx-991EX
Texas Instruments TI-30X Plus
Canon Canon F-715SG
Texas Instruments TI-30X IIS
Casio Fx-991ES Plus-2
Casio Fx-991DE CW
Sharp EL-W531TG
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