The calculator is an electronic device used to perform calculations that cannot be calculated manually. Many types of calculators are there like normal calculators, scientific calculators. Using the calculator we can do many calculation additions, subtraction, multiplication division, percentage, etc… used to solve within a second so it saves time by tip calculator . It gives the solution to the problem easily and quickly. First In 1960 calculators was created. In 1970 a pocket calculator was created. The cheapest modern calculator was available in a market that is small in size, like the debit card model. After calculators were important to most and became regular use in schools also. In-tip calculation also performs in a very simple way. It is used to sum money. Mainly used for restaurant staff. It helps to calculate the money when given sequentially. It includes the price amount and tip also. It calculates the tip