Wednesday, Nov. 13, 2013 Day B
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Transcript of Wednesday, Nov. 13, 2013 Day B
Wednesday, Nov. 13, 2013Day B
RCMS PledgeAs responsible members of Randolph Community Middle School, we pledge to honor the values we hold most important:
* Respect for ourselves and others * Opportunities for all * Community cmmitment * Knowledge as power
By building our school upon this rock, we will lay the foundation for our success.
AGENDA Grab your binder & new activator table
please Place your percent project item in your
binder Activator Tonight’s HW (record & put away) Review today’s objective Notes CW: Percent Word Problems T.T.G.
ActivatorSimplify the following ratios:
in your new activator table
1) 65:1002) 22:803) 5:754) 12:60
Try dividing both number by a common factor: 2,3, 5, etc.
OBJECTIVE
Given a word problem, WE WILL calculate the percent of a
quantity in groups.
6.RP.3.c
Percents as RatiosPercent
Per means “for every”Cent means “100”
Therefore, percent means “for every 100”.
Percents
Per cent = PER HUNDRED
Percents as RatiosA proportion shows that two ratios in fraction format are
equal.
The proportion below shows that equals
13
26
Percents as Ratios
Two ratios commonly compared as a proportions
are:
=
This proportion is made up of two equivalent
ratios.
part whol
e
percent 100
Percents as Ratios
Let’s solve for a missing part by thinking about equivalent
fractions.
What is the missing percent?
=
percent 100
2 25
Percents as RatiosLet’s solve for another missing
part by thinking about equivalent fractions.
What is the missing part?
=
40100
part
20
Percents as Ratios
Percent Word ProblemsOdds
Challenge Problems: Evens!!!
TICKET TO GO
In your agenda…..
Write the following percents as fractions:
1) 89%
2) 42%