What is the date key of the calculator
The date key of the calculator is DATE, for example, the ordinary calculator is In order to set the calculator system time, the financial calculator is used to set the start and end dates of the time intervals that need to be calculated.
More calculator key descriptions
"AC" or "CA": Clear all, clear all the contents entered into the calculator to 0.
"C" or "CE": Undo key to clear the content entered in the previous step.
For example, when "1 2" is mistakenly entered as "1 3", press "C" and then enter "2".
“M”: Let the calculator remember the addends when doing addition operations.
“M-”: When doing subtraction calculations, let the calculator remember the subtraction.
"MR": memory recall, read the storage content key, used to display the calculation results up to that time.
"MC": memory clear, delete the content saved by the memory key.
"MRC": combines "MR" and "MC", the function of pressing once is like "MR", and the function of pressing twice is like "MC".
For example, to calculate "1*2-2*3", operate in the following order: 1*2, M, 2*3, M-, MR.
"GT": grand total, total value key, the sum of the total numbers obtained after pressing the equal sign.
For example, to calculate "10*2 5*5", operate in the following order: 10*2=, 5*5=, GT.
"MU": mark-up and mark-down, calculate interest rates and tax rates.
The usage method is as follows: 1. Addition: A B MU, the calculation formula is: 100 A÷B×100; 2. Subtraction: A-B MU, often used to calculate the rate of change, the calculation formula is: (A-B)÷ B×100; 3. Multiplication: A×B MU, often used to calculate the price increase, the calculation formula is: A A×B%; 4. Division: A÷B MU, often used to calculate the bid price, the calculation formula is: A÷( 1-B%), when you press the MU key again, you can get the profit value, the formula is: A÷(1-B%)-A.
There are some simple operations when using the calculator.
Add a number together: 20 10; 20 30; 20 40
Enter "10 20=", then enter "30="; then enter "40=", that is The above three sums can be calculated separately.
Same as subtracting a number: 20-5; 10-5; 8-5
Enter "20--5=", then enter "10="; then enter "8=" , you can calculate the above three differences respectively.
Multiply the same number: 20*15, 20*16, 20*25
Enter "20**15=", then enter "16="; then enter "25=" , you can calculate the above three products respectively.
Same as dividing a number: 10/2, 20/2, 16/2
Enter "10//2=", then enter "20="; then enter "16=" , you can calculate the above three quotients respectively.
The above is the detailed content of What is the calculator's date key?. For more information, please follow other related articles on the PHP Chinese website!

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