(16/10)*(4/10) = 64/100 of original area
64/100 is a 36% decrease from 100/100 ->
What is the % change in the area of a rectangle when its length increases by 60% and its width decreases by 60%?
Options:
  * 0%
  * 20% increase
  * 36% decrease
  * 1% decrease
  * Insufficient data