Question

If the original quantity is 8 and the new quantity is ​,2 what is the percent​ decrease?

Answer 1

Answer:

75%.

Step-by-step explanation:

8 - 100%

2 - x

$\dfrac{8}{100 \%}=\dfrac{2}{x} \\\\x=\dfrac{2 \cdot 100 \%}{8} =25 \%$

100% - 25% = 75% - the percent decrease.

Answer 2

Answer: 75%

Step-by-step explanation:

75% of 8 is 6.

8 was decreased by 6 to get 2.

8 was decreased by 75% of its initial value to get 2.

Hope this helped!