### All Common Core: 7th Grade Math Resources

## Example Questions

### Example Question #535 : Arithmetic

How much would a product sold for off cost?

**Possible Answers:**

**Correct answer:**

First, find of :

Then, subtract this value from the whole:

### Example Question #14 : How To Find The Part From The Whole With Percentage

How much would a product sold for off cost?

**Possible Answers:**

**Correct answer:**

First, find of :

Then, subtract this value from the whole:

### Example Question #1 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3

200 percent of what number is equal to the difference between 75 and 25?

**Possible Answers:**

**Correct answer:**

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 .

### Example Question #1 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3

What is the sale price of a game if it is % off the original price of ?

**Possible Answers:**

**Correct answer:**

First, multiply:

Then subtract that amount from the original price:

Answer: The sale price is .

### Example Question #3 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3

What is the sale price of a carton of milk if it is % off the original price of ?

**Possible Answers:**

**Correct answer:**

First, multiply:

Then subtract that amount from the original price:

Answer: The sale price is .

### Example Question #4 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3

What is the sale price of a pair of shoes if it is % off the original price of ?

**Possible Answers:**

**Correct answer:**

First, multiply:

Then subtract that amount from the original price:

Answer: The sale price is .

### Example Question #1 : How To Find The Whole From The Part With Percentage

240 is 30% of what number?

**Possible Answers:**

**Correct answer:**

Set up the proportion statement and solve for :

Cross-multiply:

### Example Question #2 : How To Find The Whole From The Part With Percentage

420 is 150% of what number?

**Possible Answers:**

**Correct answer:**

Set up the proportion statement and solve for by cross-multiplying:

### Example Question #5 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3

What number increased by 25% is equal to 7?

**Possible Answers:**

**Correct answer:**

To increase a number by 25% is to take

of the number, or, equivalently, multiply it by

.

Therefore, we divide 7 by :

, so

.

### Example Question #6 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3

What number decreased by 25% is equal to 7?

**Possible Answers:**

**Correct answer:**

To decrease a number by 25% is to take

of the number, or, equivalently, multiply it by

.

Therefore, we divide 7 by :

, so

.

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