Place Value and Rounding

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 432, the digit 4 is in the hundreds place, so its value is 400.

Front

How do you write the number sixty two thousand four hundred thirty one in standard form?

Back

62,431

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 8,421 in expanded form is 8,000 + 400 + 20 + 1.

Front

How do you round a number to the nearest ten thousand?

Back

To round to the nearest ten thousand, look at the thousand's place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the value of the digit 3 in the number 53,672?

Back

The value of the digit 3 is 3,000 because it is in the thousands place.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified place value, making it simpler while keeping it close to the original value.

Front

Write the number 5,775 in expanded form.

Back

5,000 + 700 + 70 + 5.

Front

Which number is greater: 481,012 or 485,572?

Back

485,572 is greater than 481,012.

Front

What is the place value of the digit 6 in the number 6,543?

Back

The place value of the digit 6 is 6,000 because it is in the thousands place.

Front

How do you identify the nearest hundred?

Back

To identify the nearest hundred, look at the ten's place. If it is 5 or more, round up to the next hundred. If it is 4 or less, round down.