Respuesta :

Answer:

12.10 out of 58.60 is 20.648464163822524 or 21%

Step-by-step explanation:

   work out the difference (increase) between the two numbers you are comparing

   Increase = New Number - Original Number

   Divide the increase by the original number and then multiply the answer by 100

   % increase = Increase ÷ Original Number × 100.