Casio fx-260 SOLAR and Profit on Pricing Calculations

[Gamo]

Above problem to calculate "Percentage Part of the Total"

The steps can be shorten a bit more.

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What is the Percentage of Total amount of A, B and C ?
For [A]3.92, [B]2.36 and [C]1.67

3.92 [+] 2.36 [+] 1.67 [=] display 7.95 [Min]

While 7.95 on display [÷] [÷] 3.95 [%] display answer for [A] 49.69%

[MR] display 7.95 [÷] [÷] 2.36 [%] display answer for [B] 29.69%

[MR] display 7.95 [÷] [÷] 1.67 [%] display answer for [C] 21.01%

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Similar procedure as above also work on Casio MS-20UC

Add all up and store to [M+]

Then [MRC] n [÷] [÷] each amount [%] display answer and user round to two decimal digit.

Casio MS-20UC video clip: https://youtu.be/FJqucW5OYug

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Gamo