Common Core: 3rd Grade Math : Round Numbers to the Nearest Ten or Hundred: CCSS.Math.Content.3.NBT.A.1

Study concepts, example questions & explanations for Common Core: 3rd Grade Math

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Example Questions

Example Question #163 : How To Find The Part From The Whole

What is  rounded to the nearest ten? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is  or greater, we round up. If the number in the ones place is  or less, we round down. When we round up, the number in the tens place increases by . The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same.

In this case,  is greater than  so our rounded number is 

Example Question #81 : Understanding Place Value And Properties Of Operations For Multi Digit Arithmetic

What is  rounded to the nearest ten? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is  or greater, we round up. If the number in the ones place is  or less, we round down. When we round up, the number in the tens place increases by . The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same.

In this case,  is less than  so our rounded number is 

Example Question #82 : Understanding Place Value And Properties Of Operations For Multi Digit Arithmetic

What is  rounded to the nearest ten? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is  or greater, we round up. If the number in the ones place is  or less, we round down. When we round up, the number in the tens place increases by . The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same.

In this case,  is less than  so our rounded number is 

Example Question #161 : How To Find The Part From The Whole

What is  rounded to the nearest ten? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the tens place we look to our ones place to tell us if we round up or down. If the number in our ones place is  or greater, we round up. If the number in the ones place is  or less, we round down. When we round up, the number in the tens place increases by . The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same. When we round down, the number in the tens place stays the same. The numbers to the right of the tens place become  and the numbers to the left of the tens place stay the same.

In this case,  is less than  so our rounded number is 

Example Question #167 : How To Find The Part From The Whole

What is  rounded to the nearest hundred? 

 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is  or greater, we round up. If the number in the tens place is  or less, we round down. When we round up, the number in the hundreds place increases by  and all the other numbers become . When we round down, the number in the hundreds place stays the same and all the other numbers become .

In this case,  is less than  so our rounded number is 

Example Question #168 : How To Find The Part From The Whole

What is  rounded to the nearest hundred? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is  or greater, we round up. If the number in the tens place is  or less, we round down. When we round up, the number in the hundreds place increases by  and all the other numbers become . When we round down, the number in the hundreds place stays the same and all the other numbers become .

In this case,  is less than  so our rounded number is 

Example Question #169 : How To Find The Part From The Whole

What is  rounded to the nearest hundred? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is  or greater, we round up. If the number in the tens place is  or less, we round down. When we round up, the number in the hundreds place increases by  and all the other numbers become . When we round down, the number in the hundreds place stays the same and all the other numbers become .

In this case,  is less than  so our rounded number is 

Example Question #162 : How To Find The Part From The Whole

What is  rounded to the nearest hundred? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is  or greater, we round up. If the number in the tens place is  or less, we round down. When we round up, the number in the hundreds place increases by  and all the other numbers become . When we round down, the number in the hundreds place stays the same and all the other numbers become .

In this case,  is greater than  so our rounded number is 

Example Question #2251 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

What is  rounded to the nearest hundred? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is  or greater, we round up. If the number in the tens place is  or less, we round down. When we round up, the number in the hundreds place increases by  and all the other numbers become . When we round down, the number in the hundreds place stays the same and all the other numbers become .

In this case,  is greater than  so our rounded number is 

Example Question #4372 : Numbers And Operations

What is  rounded to the nearest hundred? 

 

 

Possible Answers:

Correct answer:

Explanation:

When we round a number to the hundreds place we look to our tens place to tell us if we round up or down. If the number in our tens place is  or greater, we round up. If the number in the tens place is  or less, we round down. When we round up, the number in the hundreds place increases by  and all the other numbers become . When we round down, the number in the hundreds place stays the same and all the other numbers become .

In this case,  is greater than  so our rounded number is 

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