It cost £430 to rent the cottage for the weekend.

Last year it cost £400.

What percentage increase is this?

Respuesta :

you start off with 400 and then you divide that by 30. 400/30= 13.3
this is your answer

increment 
430 - 400
30

increment percentage
(30 / 400) * 100
(3 / 40) * 100
300 / 40
7.5 %