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 345, the 3 is in the hundreds place, so its value is 300.

Front

What is the standard form of eight hundred seventy-two thousand, five hundred twelve?

Back

872,512

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 147 in expanded form is 100 + 40 + 7.

Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the digit in the ones place. If it is 5 or more, round up. If it is less than 5, round down.

Front

What is the expanded form of the number 56?

Back

50 + 6

Front

Which is greater: 82,828 or 88,222?

Back

88,222 is greater than 82,828.

Front

What does the digit 4 represent in the number 4,562?

Back

In the number 4,562, the digit 4 represents 4,000 because it is in the thousands place.

Front

What is the value of the digit 7 in the number 7,890?

Back

In the number 7,890, the digit 7 represents 7,000 because it is in the thousands place.

Front

How do you write 3,205 in expanded form?

Back

3,000 + 200 + 5

Front

What is the rule for rounding to the nearest hundred?

Back

To round to the nearest hundred, look at the digit in the tens place. If it is 5 or more, round up. If it is less than 5, round down.