Sample conversion refers to applying a conversion factor or multiple factors to change the units associated with a specific sample or quantity.
Significant Figures: The digits in a number that carry meaningful information about its precision.
Decimal Places: The position of a number after the decimal point. Each successive position after the decimal is a tenth of the unit before it.
Rounding Off: A process of making a number simpler but keeping its value close to what it was. It helps to reduce the complexity while dealing with very large or small numbers.