Rain forest wind Win7 system powerful calculator tool how much do you know?

Calculator and Windows System companion for many years, Win7 genuine system naturally also have calculator, compared with XP, Vista and earlier Windows system, Win7 Genuine System Calculator function is more powerful, in addition to simple add, subtract, multiply, divide, still can carry on more complex mathematics operation, As well as the various calculations encountered in daily life, is a veritable "multi-function calculator". The following author for you to introduce this and Win7 genuine system in the outside of the multi-function calculator.

1. Date Calculation:

Sometimes we need to calculate the number of days between two date intervals, from now to the day of the month, after a few months and a few weeks. For example, suppose that the company leader requires us to submit a work report at number 18th next month, and now we want to know how long it will be until this time. With the help of calculator, things become very simple, no longer need to pinch fingers slowly. Just click the View menu, the Date Calculation menu item in the Calculator window, and then enter the target date in the right detail pane, and click the Calculate button to get the result, which is 2 weeks 6 days (20 days), as shown in the following illustration:

2, Unit conversion:

The unit conversion feature of the Windows 7 calculator is also very useful. For example, we often hear 1-carat, 1-ounce statements, but not everyone knows exactly what these "unfamiliar" weight units equal. At this point we can open the calculator and click the View menu, the Unit conversion menu item. Then in the detailed pane on the right, select the unit type you want to convert, for example, you can select weight/quality, and then select the specific unit to convert (for example, "carat"), and the target unit (for example, "gram"), and then specify how many carats, the results will be immediately displayed. This example shows 1 carats equals 0.2 grams, as shown in the following figure:

3, fuel consumption calculation:

For cars, Windows 7 comes with a calculator that can also help us calculate fuel consumption! The method is simple, just click the View menu, worksheet, fuel consumption (l/100km), as shown in the following illustration:

Suppose we go out as a donkey friend, altogether opened 480 kilometers of distance, and total refueling 40 liters, you can easily in the right-hand side of the calculator to calculate the actual fuel consumption is 8.33 liters/hundred kilometers, very convenient, as shown in the following figure:

4. Calculate the monthly supply:

The Windows 7 calculator can even help us calculate the monthly payments on consumer credit to determine which repayment age and loan limit should be chosen.

Suppose we need to buy a house worth 1 million RMB, the first payment is 400,000 RMB, the other Expenses Use Provident Fund loan. Suppose that the family monthly income is 6,000 yuan, now want to calculate if the repayment period of 30, can meet the Provident Fund Loan Center request monthly repayment quota does not exceed household monthly income half of the rigid requirements.

With the Windows 7 calculator, all problems will be solved, we simply select the worksheet, mortgage in the menu item shown in Figure 3, select "Monthly Payment" in the right-hand detail pane, and enter the total purchase amount of the house in the "Purchase price" text box 1,000,000, in the "deposit" Enter the house's first payment in the text box 400,000, in the "Deadline" text box, enter the repayment period of 30, in the "interest rate (%)" text box input Provident Fund loan rate 3.87, and then click the "Calculation" button, You can calculate that the monthly payment is 2819.71 yuan, and not more than half the monthly income of the household, as shown in the following figure:

Over the introduction, I believe you have a more profound understanding of the Win7 Genuine system calculator, in the Win7 genuine system, although the calculator is just a small insignificant component, but for users, it is very practical, can help us complete a variety of complex calculations, Solve all kinds of problems in real life. We can try it by ourselves and experience the charm of Win7 genuine system calculator.