Question

A price decreased from $50 to $40. Find the percent of decrease

Answer 1

10% decrease....

Answer 2

step 1: find the actual decrease
it is 50 - 40 = 10
step 2: compare to ORIGINAL number by division
it is
\[10\div 50=\frac{1}{5}=0.2\]
step 3: convert decimal to percent by moving decimal two places right.

\[0.2=20\%\]
a 20% decrease