My calculator can't work, what should I do?
I bought a calculator last month. But I don't know what's going on, it's always good or bad. Sometimes he can't display what I typed. what should I do?
Esta é uma boa pergunta?
I bought a calculator last month. But I don't know what's going on, it's always good or bad. Sometimes he can't display what I typed. what should I do?
Esta é uma boa pergunta?
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