Respuesta :
					                   It’s clearly a decrease, since it goes form a higher number (30) to a lower one (24). 
30-24 = 6
6/30 = x/100
Work:
6 x 100 = 600
600/30 = 20
So there’s a 20% decrease.
					                
					             30-24 = 6
6/30 = x/100
Work:
6 x 100 = 600
600/30 = 20
So there’s a 20% decrease.
