Prepare questions that you are going to use in your research about calculator


This is a creativity based question which should be attempted on your own. I am providing a few points that you can use while solving the assignment.

A calculator is a device that helps in calculations such as addition, multiplication, subtraction, etc.
The first calculator was invented by Blaise Pascal in 1642.
Calculators can be of the following types:
  • Basic calculator
  • Scientific calculator
  • Graphing calculator
  • Printing calculator
  • Financial calculator 

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