Respuesta :

Answer:

70

Step-by-step explanation:

9/100=0.09

9-2.7=6.3

6.3/0.09=70

Answer:

70%

Step-by-step explanation:

initial height= 9 feet

final height  =2.7

change in height = 9 - 2.7 = 6.3

to find percent of change in height,

6.3/9 × 100 = 0.7 × 100 = 70%