Exponential Growth & Decay Word Problems

What is the formula for exponential growth?

What is the formula for exponential decay?

Exponential growth is  $y=a\left(1+r\right)^x$  , and exponential decay is  $y=a\left(1-r\right)^x$  .

Exponential growth is  $y=a\left(1+r\right)^x$  , and exponential decay is  $y=a\left(1-r\right)^x$  .

Exponential growth is  $y=a\left(1+r\right)^x$  , and exponential decay is  $y=a\left(1-r\right)^x$  .

Exponential growth is  $y=a\left(1+r\right)^x$  , and exponential decay is  $y=a\left(1-r\right)^x$  .

Convert the percent to a decimal. Remember: move the decimal two places to the left!

3.5%=

Convert the percent to a decimal:

27%=

Convert the percent to a decimal:

9%=