MATH
Part 2
OBJECTIVES:
Find a percent of a quantity
as a rate per 100 (e.g., 30%
of a quantity means 30/100
times the quantity); solve
problems involving finding
the whole, given a part and
the percent.
You get your test back:
You got 5 out of 7? What is the
percent you got correct?
What number is 80% of 20?
9 is 75% of what number?
Find the Percent
Find the Part
Find the Whole
PERCENT PROPORTION
Part (is) = % (n)
100
Whole (of)
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LET’S PRACTICE!
LET’S SEE WHAT WE LEARNED!