Decimals Place Value & Expanded Notation

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part.

Front

What does place value mean?

Back

Place value refers to the value of a digit based on its position in a number.

Front

What is the value of the digit 3 in the number 4.37?

Back

The value of the digit 3 is 3 tenths, or 0.3.

Front

What is expanded notation?

Back

Expanded notation is a way to write a number by showing the value of each digit.

Front

How do you express 0.86 in expanded notation?

Back

0.86 can be expressed as (8 x 0.1) + (6 x 0.01).

Front

What is the place value of the digit 7 in the number 57.89?

Back

The place value of the digit 7 is in the tens place.

Front

What is the value of the digit 5 in the number 5.432?

Back

The value of the digit 5 is 5.

Front

How do you find the value of a digit in a decimal?

Back

Multiply the digit by its place value (e.g., 3 in 0.3 is 3 x 0.1).

Front

What is the place value name of the digit 2 in the number 0.042?

Back

The place value name of the digit 2 is hundredths.

Front

How can you express the number 39.02 in expanded notation?

Back

39.02 can be expressed as (3 x 10) + (9 x 1) + (2 x 0.01).