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Add pertage calculator to Qalculate!

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Lyn Perrine 2025-03-01 16:32:38 -08:00
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source/2/2.4/2.4.3/Qalculate.rst
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@ -15,7 +15,9 @@ To copy text from Qalculate! select the text and press :kbd:`Control + C` or rig
To store a value in calculator memory left click the :guilabel:`MS` button. To later get the same value out of the calculator left click the :guilabel:`MR` button. To clear the memory stored in the calculator press the :guilabel:`MC` button.
To take the reminder when divinding something you can type :kbd:`%` or left click :guilabel:`1` between two numbers like :kbd:`9%2` to get the remainder of 9/2. You can also type :kbd:`%` or left click :guilabel:`%` after a number as a percent of a number. To insert the number π left click on the :guilabel:`π` button. To add e the base of the natural logarithim left type :kbd:`e` or left click the :guilabel:`e` button. To input i the sqaure root of negative 1 the imaginary number type :kbd:`i` or left click the :guilabel:`i`.
To take the reminder when divinding something you can type :kbd:`%` or left click :guilabel:`1` between two numbers like :kbd:`9%2` to get the remainder of 9/2. You can also type :kbd:`%` or left click :guilabel:`%` after a number as a percent of a number. To insert the number π left click on the :guilabel:`π` button. To add e the base of the natural logarithim left type :kbd:`e`, left click :kbd:`EXP`, or left click the :guilabel:`e` button. You also can use e a shorthand for scientific notation by tpying :kbd:`e`, left click :guilabel:`EXP`, or left clicking the :guilabel:`e` button for exmaple:kbd:`6e2` to mean 6 *10^2. To input i the sqaure root of negative 1 the imaginary number type :kbd:`i` or left click the :guilabel:`i`.
To bring up a percent calculator your can left click on the arrow next to :guilabel:`%` and select :menuselection:`Percent Calculation Tool`. Enter the first value in the :guilabel:`Value 1` field. Enter the second value in the :guilabel:`Value 2` field. Then you can see below your values the changes, percent change 1 to 2 and then the percenntage of each number compared to each other.
Trigonometry
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