What is 9% of 50?

1 Answer
Jun 8, 2018

4.5%

Explanation:

Use the proportion method to solve these:

#"part"/"whole"="percent"/100#

You want to solve for what part of 50 9% is:

#"part"/50=9/100#

cross multiply:

#100*"part" = 9*50#

#100*"part" = 450#

#"part" = 450/100#

#"part" = 4.5#