math-percents, please!! |
 Apr 27 2005, 10:42 PM
Post
#1
|
|
 i <3 peter  Group: Member Posts: 744 Joined: Apr 2005 Member No: 125,986  |
hey u guys i forgot how to do percent stuff..like this,...for example:
what number is 25% of 180??? or.. $5 is 4% of what amount?? i know i'm stupid...sorry! :P |
|
|
|
 |
Replies
|
Apr 29 2005, 01:04 PM
Post
#2
|
|
 weird Sarah. yes,me... Group: Member Posts: 714 Joined: Jan 2005 Member No: 93,023 |
1.)25% means 0.25
0.25 x 180... then you'll get the ans. 2.) let K be the amount. 5 = 4% K (as mentioned before.. all % can be divided into 100 into 0.xxx, we can calculate out that 4% = 0.04) thus, 5 = 0.04K 5 divided into 0.04 = 0.04K divided into 0.04 (to eliminate the number) then K = 125 |
|
|
|
Posts in this topic
KERP1UNK math-percents Apr 27 2005, 10:42 PM
stephinika QUOTEwhat number is 25% of 180??? or..
just take t... Apr 27 2005, 10:58 PM yukichan try go:
25/100=x/180
and then cross multiply..then... Apr 28 2005, 03:51 AM xcaitlinx i was taught to set up a proportion:
is = %
of ... Apr 28 2005, 01:57 PM suddenly she or convert the percentage to a decimal, then use t... Apr 28 2005, 06:26 PM
ROARxD 25% of 180
you would first change 25% to decimal... May 4 2005, 05:53 PM |
1 User(s) are reading this topic (1 Guests and 0 Anonymous Users)
0 Members: