Our MathQnA calculator instantly gives you The Sales Tax Amount with Price 800 and Sales Tax Percentage 4.2 is 33.6. Whether you’re addressing When Price 800 and Sales Tax Percentage 4.2, the Sales Tax Amount is 33.6., you can adjust the values and units as needed to get precise results. This tool is designed for flexibility and ease of use, making it perfect for both academic inquiries and real-world calculations.