User Manual Q&AAnswer
Nov 05, 2024 - 11:14 PM
Performing basic arithmetic calculations on the Casio FX-991ES Plus Scientific Calculator is straightforward. Here's a step-by-step guide:
1. Power on the calculator by pressing the "ON" button.
2. To enter a number, simply press the corresponding numerical keys.
3. For addition, press the "+" key after entering the first number, followed by the second number, and then press the "=" key to display the result.
4. For subtraction, press the "-" key after entering the first number, followed by the second number, and then press the "=" key to display the result.
5. For multiplication, press the "×" key after entering the first number, followed by the second number, and then press the "=" key to display the result.
6. For division, press the "÷" key after entering the first number, followed by the second number, and then press the "=" key to display the result.
Please refer to the User's Guide provided above for more detailed instructions and additional functions available on the Casio FX-991ES Plus Scientific Calculator.
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