The document defines key terms related to percentages, including defining a percentage as a fraction with a denominator of 100 or a decimal in the hundredths place. It provides examples of converting between percentages, fractions, and decimals. Several examples are given of calculating percentages for parts of a whole using diagrams of squares. The document emphasizes best practices for solving routine and non-routine percentage problems using appropriate strategies and tools.

1. PERCENTAGE

2. Learning Target:
a. define and illustrate the meaning of
percent using concrete or pictorial
models;
b. find the percentage or rate or
percent in a given problem; and
c. solve routine and non-routine
problems involving finding the
percentage, rate, and base using
appropriate strategies and tools;

3. “Give 100 percent to
everything you do and
never give up”
Do you agree with this?
How would you explain this quote to som
– Mark Mills

5. Fill in the blank
to complete the
statement.
The fraction
form of 0.54 is
54
10
0

6. Fill in the blank
to complete the
statement.
The decimal
form of 3/2 is
1
.
5

7. Fill in the blank
to complete the
statement.
The fraction
form of 0.6 is
6
10

8. Fill in the blank
to complete the
statement.
The decimal
form of 5/4 is
1.
25

10. -means
“per hundred”,
“hundredths”, or
“out of 100”
-comes from the Latin
word per centum

11. -may be expressed
as a fraction whose
denominator is 100
or a decimal in the
hundredths value

12. In the given figure
55 squares are
shaded red.
This means that
55 out 100
squares are
shaded.
So, 55
100 of the whole
is shaded.
fifty-five percent or
55%
Read as “55
hundredths”
0.55

14. Number
of
shaded
squares
Percent
Decimal
Ratio Fraction
71%
71
10
0.7
71:1
00
71

15. Number
of
shaded
squares
Percent
Decimal
Ratio Fraction
10%
10
10
0.1
10:1
00
10

16. Number
of
shaded
squares
Percent
Decimal
Ratio Fraction
5%
5
10
0.0
5:10
0
5

17. A fraction whose denominator is a
power of 10 is called a decimal
fraction.
9
10
97
10

19. fraction to
percent
35
10
0
35
10
0
35
%

20. fraction to
percent
45
10
0
45
%
18
10
18
%

21. fraction to
percent
4
5
4
5
80
10
0
x 20
x 20
80

22. fraction to
percent
3
4
3
4
75
10
0
x 25
x 25
75

23. percent to
fraction
35
10
0
35
%
7
20

24. percent to
fraction
10
100
10% 1
10
25
100
25% 1
4

25. percent to
fraction
4
100
4%
1
25
÷ 4
÷ 4

26. percent to
fraction
245
100
0
24.5
%
49
20
0
÷ 5
÷ 5

27. PRACTI
CE
YOUR
SKILLS

28. PRACTICE YOUR
SKILLS:
Express each given number in percent and in fraction forms.
Percent
Numbers Fraction
12
5.17
0.08
12
100
12%
517% 17
100
5
8
100
8%

29. percentage to
decimal
25
%
0.2
5
14
%
0.1
4
250 2.5

30. percentage to
decimal
9%
0.0
9
10 0.10 /
0.1
1%
0.0
1

31. percentage to
decimal
12.
5%
0.12
5
3.45
%
0.03
45

32. percentage to
decimal
12.
5%
0.12
5
3.45
%
0.03
45

33. decimal to
percentage
0.2
4
24%
0.75 75%

34. decimal to
percentage
3.5
350
%
9.1 910%

35. decimal to
percentage
17.
3
1730
%
123.
5
12350
%