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Credit Card Type
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8 digits
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Regular percent Regular percentage calculations.
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Super solar Solar cell powers calculations even when lighting is relatively dim.
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Function command signs A symbol (+, -, ×, ÷) on the display indicates the status of operation you are currently performing.
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Profit margin percent " % " key gives quick access to prices and profits, and also delivers add-ons, discounts, ratios and increase/decrease values.
