Ch. 1 Math Vocab

The representation of a number as a sum that shows the value of each digit.

• expanded form

• standard form

• word form

• place value

The form of a number that uses written words.

• expanded form

• standard form

• word form

• place value

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

• expanded form

• standard form

• word form

• place value

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

• expanded form

• standard form

• word form

• place value

Any symbol used to write a whole number.

• digit

• period

• number line

• place value

A line with numbers on it in order at regular intervals.

• digit

• period

• number line

• place value

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

• digit

• period

• number line

• place value

Having the same value as.

• equal to

• greater than

• less than

• period

An inequality relationship showing the number on the left is less than the number on the right.

• equal to

• greater than

• less than

• period

An inequality relationship showing the number on the left is greater than the number on the right.

• equal to

• greater than

• less than

• period