Calculator is an electronic tool which is used in many fields like business, finance, and science along with mathematics. Nowadays, inbuilt calculator apps are also available in computers and mobile devices. Calculator is used for basic math operations like addition, subtraction, multiplication and division. Apart from this, scientific and financial calculators are also available which are used for advanced functions.
A basic calculator normally has 10 digits available, from 0 to 9, along with seven mathematical symbols like addition (+), subtraction (-), multiplication (x), division (/) and equal (=). . Using these symbols, we can do calculations. In today's computer and mobile apps, advanced features such as trigonometry, logarithms, and buttons for complex calculations are available.
Scientific calculator is mainly used for scientific and engineering calculations. In this, advanced mathematical operations like sine, cosine, tangent, logarithm, and exponential functions are used. In this memory keys and functions are also available which makes long calculations easier.
Financial calculator is mainly used for banking and finance. Tools are available for functions such as interest rate calculations, amortization, and time value of money. By using these tools we can calculate loan payments, investments and savings.
Calculator tool is also used in daily life today. We use calculators while shopping in the market, for tip calculations and also for daily budget. Apart from this, many online websites and apps are also available which act as calculators like scientific calculator, currency converter and calorie calculator.
With all these tools and features, calculator tool has become an important tool today which is very useful in daily life. By using this we can make calculations easier and get accurate results.
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