Find the percent change of From 25 to 65?

2 Answers
Mar 7, 2018

#160%# increase.

Explanation:

when changing #25 to 65:#

We can count how many times #25 " goes into " 60#.
#65 div 25 = 2.6#

now we multiply #100% xx 2.6# to get #260#.
therefore #65# is #260% " of " 25#
.
Subtract #100%# to see a percentage increase of #160%#

Mar 7, 2018

#160%# increase

Explanation:

The percentage increase or decrease from one amount to another can be calculated from:

#"change"/"original" xx 100%#

The change in this case is from #25 to 65#, an increase of #40#

#40/25 xx 100%#

#=160%# increase