Percent II Content Standards Mathematics and Numeracy G1.S1.c3-6 d5

Percent IIPercent II

Content Standards

Mathematics and Numeracy

G1.S1.c3-6 d5

How to Change Fractions to How to Change Fractions to PercentsPercents

Step 1 - Divide the denominator into the numerator.

34

Stop! You can’tdivide a largernumber into a

smaller number!


Step 1 - Divide the denominator into the numerator.

34

Sure you can if you use decimals.

Just watch!


Step 2 – Add a decimal behind your dividend and two zeros.

34

Now does it look like you can divide?

4) 3.00


Step 3 – Place a decimal in your quotient exactly above the decimal.

34

Putting the decimal in the right spot is important.

4) 3.00.


Step 4 – Divide exactly like you would with long division.

34

Greatjob!

4) 3.00.7

2 820

5

20


Step 5 – Move the decimal 2 places to the right and change the decimal to a percent sign.

34

Now wasn’t that easy!

.75 %=

Change this fraction to a percentChange this fraction to a percent

15

The first step is to divide thedenominator

into the numerator.

5)1


15

The secondstep is to adda decimal &2 zeros after the dividend.

5)1.00


15

The third step is to place the decimal in the

quotient directly above the decimal.

5)1.00.


15

The fourth step is to

divide using long division.

5)1.00.2

1 000

0

000


15

The fifth step is to move the decimal point 2 places to the

right and change it to a percent sign.

5)1.00.2

1 000

0

000

%

Memorize These EquivalentsMemorize These Equivalents

12143413

=

=

=

=

50%

25%

75%

33.3%

=

=

=

=

66.6%

20%

40%

60%

23152535

What is the equivalent percent?What is the equivalent percent?

2 = 50%1


4 = 25%1


4 = 75%3


3 = 33.3%1


3 = 66.6%2


5 = 20%1


5 = 40%2


5 = 60%3


5 = 80%4

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Percent II Content Standards Mathematics and Numeracy G1.S1.c3-6 d5