Download Section 2.4 - TopCatMath

Math 010 - Cooley
Elementary Algebra
OCC
Section 2.4 – Applications with Percent
Percent Notation
n% means
Key Words in Percent Translations
n
1
, or n 
, or
100
100
n  0.01 .
“Of” translate to “  “ or “  “.
“Is” or “Was” translates to “ = “
“What” translates to a variable.
1
% translates to “ n  100
” or “ 0.01 “
 Exercises:
Convert to decimal notation.
1)
39.81%
2)
5%
3)
150%
4)
0.3%
6)
1.25
7)
0.004
8)
0.09
Convert to percent notation.
5)
0.64
Solve.
9)
What percent of 68 is 17?
10)
14 is 30% of what number?
11)
54 is 24% of what number?
12)
What percent of 30 is 75?
13)
What is 40% of 2?
14)
8 is 2% of what number?
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