What percent of 80 is 40?

1 Answer
Jan 6, 2017

Answer:

#50%#

Explanation:

Write as: #" "40/80 = 4/8 = 1/2#

#color(green)([1/2color(red)(xx1) ] =[1/2color(red)(xx50/50)]=50/100 -> 50%#

Note that % is a unit of measurement and is worth #1/100#

so 50% is the same as #50xx1/100 = 50/100#