## Thursday, December 14, 2006

### Kimmie's Percentage Growingpost

Question 1.

What is a good definition of percent?

A good defintion for percent is and equivalent fraction out of 100 or when you are finding a percent just make happy number like 10 or 100 instead of 62.5.

Q
uestion 2.
How are three fifths (3/5), 3:2, 60%, and 0.6 all the same?

Question 3.
show three different ways to find 35% of 80.
1)80 divided by 100 equals 0.8 times 35 equals 28

2)35 divided by 100 equals 0.35 times 80 equals 28

3)35 divided by 10 equals 0.35 times 8 equals 24
8 divided by 2 equals 4+24 =28

Question 4.
Question 5
The principal announced that 50% of the children in Ms.
Stanzi's class met their reading goal for the month and that 55% of the children in Ms Lowrey's class met their reading goal for the month. Ms Stanzi said that a greater number of her students met their reading goal. Could Ms Stanzi be correct? Why or Why not.

Ms Stanzi's class has more people because her class can have 40 kids and the other class can have 35 kids.

40 divided by 2 equals 20
35 divided by 2 equals 17.5
35 times 0.05 equals to 1.6
17.5 plus 1.6 equals 19.1

There could be any number of people as long Ms Stanzi's class has more people.
Question 6
Use a hundred grid (unit square) to illustrate the following questions. Once you have explained and illustrated what the question means solve it.

a) 16 is 40% of what number?
b) What is 120% of 30?