The fraction may be simplified when the numerator and denominator have a common factor greater than one. Units are often referred to as ones. Eg, 4∙2 has 4 units and 2 tenths, or you could say 4∙2 has ...
In the UK, we tend to measure large distances in miles, and smaller distances in metres. Before we can understand how to convert between these units, we must first understand the differences between ...