Chapter 1 Place Value Vocabulary

A period separating the ones and the tenths in a decimal number.

• expanded form

• period

• decimal point

• place

A number that has a digit in the tenths place, hundredths place, and/or beyond.

• decimal

• decimal point

• period

• place value

Decimals that have the same value.

• place value chart

• decimal point

• decimal

• equivalent decimals

A way of writing a number as the sum of the values of its digits.

• place value

• expanded form

• standard form

• place value chart

The name given to each group of three digits in a place value chart.

• standard form

• decimal

• period

• expanded form

The position of a digit in a number.

• decimal point

• place

• expanded form

• standard form

The usual way of writing a number that shows only its digits, no words.

• standard form

• expanded form

• place value

• decimal point

The value given to a digit by its place in a number.

• place

• standard form

• place value

• expanded form

A chart showing the value of each number in a multi-digit whole number.

• standard form

• decimal point

• decimal

• place value chart