Quantitative Methods - Unit 1 > Indices/Powers
 
 

Dividing Numbers with Powers
 

Worked examples


  1. 23 ÷ 22

      =  

    2 x 2 x 2

      =  

    2

    2 x 2



  2. 35 ÷ 32

      =  

    3 x 3 x 3 x 3 x 3

      =  

    3 x 3 x 3

      =  

    33

    3 x 3

     

The rule is

When you divide numbers with powers you subtract the powers.