Expanded Notation Practice

Front

What is expanded notation?

Back

Expanded notation is a way of writing numbers to show the value of each digit. It breaks down a number into the sum of each digit multiplied by its place value.

Front

What is the value of the digit 7 in the number 35.27?

Back

The value of the digit 7 in 35.27 is 7 hundredths, which is calculated as 7 x 0.01.

Front

How do you express the number 63,900.52 in expanded notation?

Back

63,900.52 can be expressed as (6 x 10,000) + (3 x 1,000) + (9 x 100) + (0 x 10) + (5 x 0.1) + (2 x 0.01).

Front

What is the place value of the digit 4 in the number 145.9?

Back

In the number 145.9, the digit 4 is in the tens place, so its value is 4 x 10.

Front

How do you calculate the value of a digit in a decimal number?

Back

To calculate the value of a digit in a decimal number, multiply the digit by its place value. For example, in 34.05, the digit 5 is in the hundredths place, so its value is 5 x 0.01.

Front

What is the value of the digit 3 in the number 34.05?

Back

The value of the digit 3 in 34.05 is 30, which is calculated as 3 x 10.

Front

What is the value of the digit 5 in the number 63,900.52?

Back

The value of the digit 5 in 63,900.52 is 0.5, which is calculated as 5 x 0.1.

Front

How do you write the number 145.9 in expanded notation?

Back

145.9 can be written in expanded notation as (1 x 100) + (4 x 10) + (5 x 1) + (9 x 0.1).

Front

What is the value of the digit 0 in the number 63,900.52?

Back

The value of the digit 0 in 63,900.52 is 0, as it represents zero tens.

Front

What is the expanded form of the number 504.7?

Back

The expanded form of 504.7 is (5 x 100) + (0 x 10) + (4 x 1) + (7 x 0.1).