![]() Present value (PV) of a future value (FV) at Reciprocal or multiplicitive inverse of x or, x -1 You can also learn how to do present value and future value on a calculator.įor all of the above, if a second operand is not entered the first operand will be repeated.Ĭlear memory to 0, will not affect displayĮnter your calculation in the order to be executed given parentheses and PEMDAS priority Examples show you how to do simple math as well as how to do percentages on a calculator. Follow the steps to input numbers and symbols and perform calculations with operator buttons. To copy, highlight the results in the display window and copy to your clipboardīrowse example calculations using the Basic Calculator.Using a touchscreen, on a phone or tablet, tap into the display then use the virtual keyboard delete button.Using a keyboard, backspace with the delete button.Use your delete/backspace key to delete one character at a time from the right +/- Plus/minus toggles the pos/neg sign of the displayed number.What Are the Functions on the Calculator? How to do repeating operations, higher powers and roots, memory and clear functions for this standard calculator are explained below.Ĭontrol the calculator using a mouse, keyboard or number pad, or by touch if supported by your device. The calculator includes functions for square root, percentage, pi, exponents, powers and rounding. Use this basic calculator online for math with addition, subtraction, division and multiplication. Use R0 to round off to only dollars.This is a simple calculator with memory functions similar to a small handheld calculator. Use the R2 key to round off to dollars and cents. Note: for other problems you might get an answer with more than 2 decimal places.Enter 851 + 6 % and the display changes to 51.06.Example: add 6% tax to a purchase of $851.Enter = to complete the calculation 25 + 5 = 30.Enter 25 + 20 % and the display changes to 5.Addition and Subtraction will add or subtract the percentage of a value.Enter = to complete the calculation 25 x 0.2 = 5.Enter 25 x 20 % and the display changes 20% to 0.2.Multiplication and Division will convert the displayed value to a percent in decimal form and complete the operation when you press.Please Contact Me if you have any suggestions. Number Keypad Control: You can use the calculator with with most Number Pads and Keyboards in the most popular browsers for numbers, clear, and the basic functions of addition, subtraction, multiplication, and division and delete/backspace. This method can be arduous however, since you must tab through all keys in sequence. Keyboard Control: You can use the calculator without a mouse by tabbing among the calculator keys. Text Size: In some browsers, such as Chrome desktop, you can change the text size in your browser settings and the size of the calculator, text and buttons will get larger or smaller proportionately. The size of the calculator, text and buttons changes proportionately. Touch Screen Zoom: Increase the size of the calculator on your touch screen by zooming with your fingers. ![]() Zoom: Increase the size of the calculator in your browser using your browser's zoom feature.
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