Rounding and Expanded Form Concepts

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten, hundred, or thousand.

Front

How do you round a number to the nearest ten?

Back

Look at the digit in the ones place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the nearest hundred of 391?

Back

400

Front

What is expanded form?

Back

Expanded form is a way to write a number by showing the value of each digit. For example, 234 in expanded form is 200 + 30 + 4.

Front

How do you write 2,304 in expanded form?

Back

2,000 + 300 + 4

Front

What is the value of the digit 4 in the number 7,429?

Back

The value of the digit 4 is 400 because it is in the hundreds place.

Front

Which number is not equivalent to 7,429?

Back

74 hundreds, 20 tens, 9 ones is not equivalent.

Front

What is the nearest tenth of 364?

Back

360

Front

What is the nearest hundred of 364?

Back

400

Front

How do you determine the nearest hundred?

Back

Look at the tens place. If it is 5 or more, round up. If it is 4 or less, round down.