What does 4e-6 mean
Input is when you type with the calculator
clear
"Calculator"
yes you mean calculator. yes a calculator is there in the computer.
memory/recall
all clear
not a number
13.076
The calculator.
Grand total
If you mean the pocket calculator, it is actually a computer.If you mean something like the abacus, of course the computer came after it.
This is short for Syntax Error. It means that the question you have given the calculator is invalid.