Place Value Rounding: How to Round Numbers to the Nearest Thousand and Ten

The video tutorial explains the concept of rounding numbers, its purpose, and how it simplifies data by removing unnecessary details. It uses examples, such as newspaper headlines, to illustrate rounding to the nearest thousand and hundred. The tutorial covers place value, rounding rules, and provides a step-by-step process for rounding numbers, including a practical example of rounding 645 to the nearest ten.

Why do we use rounding in everyday situations?

• To remove unnecessary details

• To confuse readers

• To make numbers more complex

• To increase the exactness of numbers

What is the decision digit when rounding 34,602 to the nearest thousand?

• 0

• 3

• 2

• 6

When rounding to the nearest hundred, which column provides the decision digit?

• Hundreds column

• Tens column

• Thousands column

• Units column

If the decision digit is 0, what should you do when rounding?

• Ignore the digit

• Round up

• Round down

• Add one to the next column

What is the final rounded number when 645 is rounded to the nearest ten?

• 640

• 650

• 600

• 660

Which of the following is NOT a rounding rule?

• Round down if the decision digit is 4

• Round up if the decision digit is 5

• Round up if the decision digit is 9

• Round down if the decision digit is 6

What happens to smaller place value columns after rounding?

• They are ignored

• They are left unchanged

• They are doubled

• They are turned into zeros