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 ...

Before taking a look at simplifying algebraic fractions, let's remind ourselves how to simplify numerical fractions. Sometimes the top and bottom of a fraction can be divided by the same number. This ...