Respuesta :

You should mulitply. $23.78 * 0.20 = 4.756

 Then you add. 4.756 to $23.78 = $28.536

Now you round $28.536 to the hundredths so that you can pay it with coins. 

The anwser is  $4.76 and the total amount for the taxi ride would be $28.54
good job