Respuesta :

LukeG1

Answer:

20% decrease

Step-by-step explanation:

Calculate Percent Decrease:

((Original - new) ÷ original) * 100

Substitute into formula

((2.5 - 2) ÷ 2.5) * 100

Simplify

(.5 ÷ 2.5) * 100

.2 * 100

20% decrease

Hope this helps :)