Common Core: 4th Grade Math : Common Core Math: Grade 4

Study concepts, example questions & explanations for Common Core: 4th Grade Math

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Example Questions

Example Question #51 : Use Place Value Understanding And Properties Of Operations To Perform Multi Digit Arithmetic

Solve:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

 

Finally, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #52 : Use Place Value Understanding And Properties Of Operations To Perform Multi Digit Arithmetic

Solve:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

 

Finally, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #53 : Use Place Value Understanding And Properties Of Operations To Perform Multi Digit Arithmetic

Solve:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

 Finally, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #21 : Fluently Add And Subtract Multi Digit Numbers: Ccss.Math.Content.4.Nbt.B.4

Solve:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

 Finally, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #22 : Fluently Add And Subtract Multi Digit Numbers: Ccss.Math.Content.4.Nbt.B.4

Solve:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

 

Finally, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #23 : Fluently Add And Subtract Multi Digit Numbers: Ccss.Math.Content.4.Nbt.B.4

Solve:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

 

Finally, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #24 : Fluently Add And Subtract Multi Digit Numbers: Ccss.Math.Content.4.Nbt.B.4

Solve the following:

Possible Answers:

Correct answer:

Explanation:

When we subtract multi-digit numbers, we start with the digits in the ones place and move to the left. 

Let's look at the numbers in the ones place:

Next, let's look at the numbers in the tens place:

When the top number is smaller than the bottom number, we have to borrow from the number to the left because we can't take  away from  since  is the smaller number. In this case, we are going to look to the . We only ever need to take  away from the number to the left. For this problem, that will leave us with a  to replace the . So far, your work should look something like this:

Remember, we've borrowed  from the hundreds place, so we can put a  in front of the number in the tens place. So far, your work should look something like this:

Now, we can subtract the numbers in the tens place:

Next, we can subtract the numbers in the hundreds place:

Your final answer should be 

Example Question #82 : Solve Problems Involving Measurement And Conversion Of Measurements

What is the length of a rectangular room with a perimeter of  and a width of 

Possible Answers:

Correct answer:

Explanation:

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown. 

Subtract  from both sides

Divide  by both sides

Example Question #71 : Quadrilaterals

What is the length of a rectangular room with a perimeter of  and a width of 

 

Possible Answers:

Correct answer:

Explanation:

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown. 

Subtract  from both sides

Divide  by both sides

Example Question #72 : Quadrilaterals

What is the length of a rectangular room with a perimeter of  and a width of 

 

Possible Answers:

Correct answer:

Explanation:

We have the perimeter and the width, so we can plug those values into our equation and solve for our unknown. 

Subtract  from both sides

Divide  by both sides

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