13.076
Input is when you type with the calculator
"Calculator"
clear
yes you mean calculator. yes a calculator is there in the computer.
What does 4e-6 mean
memory/recall
not a number
Grand total
all clear
The calculator.
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.