VAT Calculation
Value Added Tax (VAT), or Goods and Services Tax (GST) in some countries, is a consumption tax applied to most goods and services. This calculator helps you quickly add or remove VAT from a price. Amount ($/€): 1 2 3…
H. Candido
Electrical Wire Sizing: Standards, Calculations, and Best Practices
The sizing of electrical cables is a critical aspect of electrical system design and installation, directly impacting safety, reliability, and efficiency. Selecting the appropriate conductor size requires consideration of several factors, including the rated current of the load, permissible voltage…
Online scientific calculator
This is an online javascript scientific calculator. You can click on buttons or type to perform calculations as you would on a physical calculator. Scientific calculator sin cos tan log ln √ ^ ( ) ÷ 7 8 9 ×…
Feet-Centimeters Converter
Feet: Inches (optional): Centimeters: Convert History of Measurement Units The Foot: Antiquity and Variations The foot measurement system has ancient origins, used in different cultures with slight variations in size. For example, the ancient Romans used the “pes,” slightly different…
Percentage calculator
Calculate the percentage of a number quickly and easily. Number: Percentage (%): Calculate Result: How does the percentage calculation work? Calculating the percentage of a number is a fundamental mathematical operation. To calculate X% of a number Y, you multiply…
SPF Calculator: Protect Your Skin from the Sun
Skin Type: Type 1 (Very Fair)Type 2 (Fair)Type 3 (Medium)Type 4 (Olive)Type 5 (Brown)Type 6 (Black) SPF Level: Minutes in the Sun: Calculate Sunburn Time Understanding SPF and Sun Protection Enhancing your understanding of sun protection is crucial for maintaining…
Present Value Calculator
Derivatives calculation
Conception Date and Due Date Calculator
Understanding the exact moment of conception is a common desire among women who are planning a pregnancy or who have just discovered they are expecting.
Watt to Ampere Conversion Calculator
The conversion between Watts and Amps is an essential calculation in electrical engineering and has practical applications in many areas, from electrical system design to power system management. Knowing the correct formulas and how to apply them helps ensure the…
