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%