Students in health class are tracking how much water they consume each day. Evelyn has two reusable water bottles: a small one a
1 answer:
You might be interested in
The percent of change in the number of points she scored between the first and second tests = 4.878 %
<h3>What is percentage decrease?</h3>
If the data is decreasing,
Decrease = Original Number - New Number.
Then: divide the decrease by the original number and multiply the answer by 100.
% Decrease = Decrease ÷ Original Number × 100.
Given that:
The score of first Math test = 82
The score of second Math test = 78
Changes occurs in marks by=78-82
=-4
So, there is decrease in marks.
We have to find the decrease percentage:
Decrease%=
=
= 0.04878 * 100
= 4.878 %
There is 4.88% decrease in Olivia's score.
Learn more about percentage decrease here:
#SPJ1
