Place Value and Rounding Review

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 a number?

Back

The standard form of a number is the way of writing numbers using digits. For example, the number one thousand is written as 1,000.

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 4 or less, round down.

Front

What is the value of the digit 5 in the number 5,432?

Back

The value of the digit 5 in the number 5,432 is 5,000 because it is in the thousands place.

Front

What is the place value of the digit 2 in the number 2,345?

Back

The place value of the digit 2 in the number 2,345 is 'thousands'.

Front

What is the word form of the number 4,567?

Back

The word form of the number 4,567 is 'four thousand, five hundred sixty-seven'.

Front

How do you identify the period of a number?

Back

A period in a number is a group of three digits. For example, in the number 1,234,567, the periods are 1,234 and 567.

Front

What is the value of the digit 9 in the number 789,012?

Back

The value of the digit 9 in the number 789,012 is 90,000 because it is in the ten thousands place.

Front

What is the place value position of the digit 3 in the number 3,456?

Back

The place value position of the digit 3 in the number 3,456 is 'thousands'.

Front

What is the standard form of the number written as 'seven hundred twenty-three'?

Back

The standard form of 'seven hundred twenty-three' is 723.