The Use of C Or CE On Calculator - A Must Know Calculator Tips and Tricks 

how to use +/- in this model?

Can we use play button?

Thanks for the information. I guess the CE button on calculators and computers act in the same way. I always thought CE was "Clear Everything" (al data), but this is incorrect.

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Terimakasih sangat membatu saya

Thanks Sir

Tq

Thnkssss

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