A calculator is a device that performs mathematical calculations. Calculators are often both simple and practical.
They are used in the daily life of people, for example calculating the amount of money to pay. They can help people calculate their monthly incomes and expenditures. The types of these calculators vary from simple four-function calculators to complex graphing calculators with multiple sheets, memory, and statistics capabilities.
Calculators could also be useful in classrooms. They are used in math, science, and engineering classes to solve mathematical problems.
The benefits of calculators include: