DigitPlus DP H106

1. **Power On/Off**: Locate the power button on the calculator. Press the button to turn on the device. To conserve battery, ensure to turn off the calculator when not in use.

2. **Familiarize with the Keypad**: Take a moment to familiarize yourself with the layout of the keypad. The keypad typically consists of numeric keys (0-9), arithmetic operation keys (+, -, ×, ÷), function keys (like % for percentage), and other utility keys (such as clear and delete).

3. **Input Numbers**: Use the numeric keys to input the numbers for your calculation. Press the corresponding keys for each digit of the number you want to enter.

4. **Perform Operations**: Once you've entered the numbers, use the appropriate arithmetic operation keys (+, -, ×, ÷) to perform the desired calculation. Press the operation key after entering each number.

5. **Calculate Percentages**: If you need to calculate percentages, use the "%" key. Enter the percentage value first, followed by the "%" key, then input the number you want to calculate the percentage of, and finally press "=" to get the result.

6. **Clear Mistakes**: If you make a mistake while entering numbers or performing operations, use the "C" or "CE" (Clear Entry) key to clear the last entered digit or clear the entire entry, respectively.

7. **Use Memory Functions**: Many calculators, including the DigitPlus DP H106, offer memory functions. Use "M+" to add the displayed value to the memory, "M-" to subtract the displayed value from the memory, "MR" to recall the value stored in memory, and "MC" to clear the memory.

8. **View Results**: After entering all necessary numbers and operations, press the "=" key to display the result of the calculation on the calculator's screen.

9. **Power Off**: Once you've finished using the calculator, press the power button again to turn it off and conserve battery life.

10. **Maintenance**: Keep the calculator clean by wiping it with a soft, dry cloth as needed. Avoid exposing it to moisture or extreme temperatures, and replace the batteries when necessary.

Following these steps will allow you to efficiently use the DigitPlus DP H106 handheld calculator for various mathematical calculations.