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Monday, December 12, 2011

Scribe post for pages 135-137 Questions (1,3,11)

1. Kaitlyn and Jordan are converting 0.003 to a percent.
Who is correct? Show how you know.
Kaitlyn: Jordan:
0.003 = 3% 0.003 = 0.3%

Jordan is correct he is correct because you have to convert a decimal to a percent. You do that by multiplying by 100.



3. Teammates Mark and Jonas are discussing the outcome of a game.
Mark says their team scored 500% as many goals as the other
team and Jonas says they scored fi ve times as many goals as the
other team. Can they both be correct? Explain how you know.


Yes they can both be correct. They can both be correct because 100% multiplied 5 times equals 500%. So in one each 5 represents 100%.


11. Express the shaded portion of each diagram
as a fraction, a decimal, and a percent.



a) Fraction: 17 I couldn't get a fraction line in the middle so yeah
25

Decimal:0.68
Percent: 68%

b) Fraction: 9
24
0.375
Decimal:Percent: 37.5%

Here is a video




Here is a worksheet you can practice on


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