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?
Is this a good question?
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?
Is this a good question?
Past 24 Hours: 2
Past 7 Days: 3
Past 30 Days: 4
All Time: 115