Question

Two times a number is a 100% increase in the number. If we take half the number what would be the decrease in percent?​

Answer 1

= 50 %

Therefore, If we take half the number, the decrease in percent is 50%

Step-by-step explanation:

solution is upper photo

Answer 2

Answer:

$\rm \red{let \: the \: number \: be \: 100}$

Twice the number is 200

giving increase of

$\frac{(200 - 100)}{100} \times 100 = 100%$

Half the number is 50

giving decrease in percent

$\frac{(50 - 100)}{100} \times 100 = 50$

decrease

= 50%