Percentages - HSPT Math
Card 0 of 532
Write
as a decimal.
Write as a decimal.
Divide the numerator (top number) by the denominator (bottom number):

Answer: 
Divide the numerator (top number) by the denominator (bottom number):
Answer:
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What is the decimal equivalent of
?
What is the decimal equivalent of ?
Divide the numerator (top number) by the denominator (bottom number):

Answer: 
Divide the numerator (top number) by the denominator (bottom number):
Answer:
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Sally painted 11 pictures on Monday, 7 pictures on Wednesday, and 3 pictures on Friday. On average, how many pictures did Sally paint on those 3 days?
Sally painted 11 pictures on Monday, 7 pictures on Wednesday, and 3 pictures on Friday. On average, how many pictures did Sally paint on those 3 days?
To solve, first find the total number of pictures painted:

Then, divide the total number of pictures by the total number of days to find the average.

Sally painted an average of 7 pictures per day.
To solve, first find the total number of pictures painted:
Then, divide the total number of pictures by the total number of days to find the average.
Sally painted an average of 7 pictures per day.
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is
of what number?
is
of what number?
If
is
of a number,
, then we can set up an equation. First, we convert
to a decimal,
. Then, we can formulate the equation below.

Solve for
by dividing both sides of the equation by
.


If is
of a number,
, then we can set up an equation. First, we convert
to a decimal,
. Then, we can formulate the equation below.
Solve for by dividing both sides of the equation by
.
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Which of the following operations is equivalent to taking
of a number?
Which of the following operations is equivalent to taking of a number?
Let's just pick a number at random, for example
.
of this number is
, which is
divided by
.
We can also work by simplifying the fractional form of
. A percent can be written as the number divided by
.


We can simplify this fraction:
.
Either way, we get the same answer.
Let's just pick a number at random, for example .
of this number is
, which is
divided by
.
We can also work by simplifying the fractional form of . A percent can be written as the number divided by
.
We can simplify this fraction: .
Either way, we get the same answer.
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What is 32% of 2,000?
What is 32% of 2,000?
Taking 32% of a number is the same as multiplying that number by 0.32. We therefore take the product:

Taking 32% of a number is the same as multiplying that number by 0.32. We therefore take the product:
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What is 250% of 750?
What is 250% of 750?
Taking 250% of a number is the same as multiplying that number by 2.5. We therefore take the product:

Taking 250% of a number is the same as multiplying that number by 2.5. We therefore take the product:
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of what number is
?
of what number is
?
Taking
of a number is the same as multiplying that number by
. We can find our number, therefore, by dividing
by
:

Taking of a number is the same as multiplying that number by
. We can find our number, therefore, by dividing
by
:
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What percent of 12,000 is 3,300?
What percent of 12,000 is 3,300?
To find out what percent a part
is of a whole
, evaluate the expression

To find out what percent a part is of a whole
, evaluate the expression
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Which is larger?
a. 10% of 90
b. 5% of 160
c. 20% of 50
d. 30% of 40
Which is larger?
a. 10% of 90
b. 5% of 160
c. 20% of 50
d. 30% of 40
First find the percentage amount for each choice by multiplying the number by the percentage amount
a. 
b. 
c. 
d. 
Then compare the amounts to find the largest.
The answer is (d) 12.
First find the percentage amount for each choice by multiplying the number by the percentage amount
a.
b.
c.
d.
Then compare the amounts to find the largest.
The answer is (d) 12.
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330 is 75% of what number?
330 is 75% of what number?
330 is 75% of a number we will call
; alternatively, 0.75 multiplied by
is equal to 330. Set up this equation and solve for
:



330 is 75% of a number we will call ; alternatively, 0.75 multiplied by
is equal to 330. Set up this equation and solve for
:
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is
of what number?
is
of what number?
is
of a number we will call
; alternatively,
multiplied by
is equal to
. Set up this equation and solve for
:



is
of a number we will call
; alternatively,
multiplied by
is equal to
. Set up this equation and solve for
:
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32 is
% of what number?
32 is % of what number?
We can rewrite
% as 2.5%. 32 is 2.5% of a number
, or, equivalently, 0.025 multiplied by a number
is equal to 32. We can write this as an equation and solve for
:



We can rewrite % as 2.5%. 32 is 2.5% of a number
, or, equivalently, 0.025 multiplied by a number
is equal to 32. We can write this as an equation and solve for
:
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88 is
% of what number?
88 is % of what number?
We can rewrite
% as 12.5%. 88 is 12.5% of a number
, or, equivalently, 0.125 multiplied by a number
is equal to 88. We can write this as an equation and solve for
:



We can rewrite % as 12.5%. 88 is 12.5% of a number
, or, equivalently, 0.125 multiplied by a number
is equal to 88. We can write this as an equation and solve for
:
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Write 132% as a fraction in simplest form.
Write 132% as a fraction in simplest form.
Write as a fraction over 100, and simplify:

Write as a fraction over 100, and simplify:
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Write
as a percent.
Write as a percent.
Multiply by 100, and simplify:

The correct choice is 96%.
Multiply by 100, and simplify:
The correct choice is 96%.
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200 percent of what number is equal to the difference between 75 and 25?
200 percent of what number is equal to the difference between 75 and 25?
We must first start by finding the difference between
and
:

Next find the decimal equivalent of
%, which is done by dividing by
:

Now we divide
by
.

Our final answer is
, because when it is multiplied by
%, it equals the difference between
and
.
We must first start by finding the difference between and
:
Next find the decimal equivalent of %, which is done by dividing by
:
Now we divide by
.
Our final answer is , because when it is multiplied by
%, it equals the difference between
and
.
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What is 30% of 150?
What is 30% of 150?
One way to go about solving this problem is to convert the percent into a decimal and multiply your whole number by that in order to get your answer. When converting a percent into a decimal, move the decimal point two spaces to the left:
30% = 0.30
Then, multiply this number times 150:

Your answer is
.
One way to go about solving this problem is to convert the percent into a decimal and multiply your whole number by that in order to get your answer. When converting a percent into a decimal, move the decimal point two spaces to the left:
30% = 0.30
Then, multiply this number times 150:
Your answer is .
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What is
of
?
What is of
?
One way to figure out what number is a percentage of a larger number is to convert the percent into a decimal and multiply it by the whole number. Since
is equal to
, multiply this by
.

is your answer.
One way to figure out what number is a percentage of a larger number is to convert the percent into a decimal and multiply it by the whole number. Since is equal to
, multiply this by
.
is your answer.
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is what percent of
?
is what percent of
?
Set up the proportion statement, where
is our answer, and solve:



Set up the proportion statement, where is our answer, and solve:
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