Question

What is the percent decrease of 3 hours to 1/2 hour

Answer 1

Answer: 83.33% decrease

Step-by-step explanation:

$\frac{New - Original}{Original}$

  $\frac{0.5 - 3}{3}$

= $\frac{-2.5}{3}$

= -0.8333

= -83.33%