Place Value 5.2A

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 digit 3 is in the hundreds place, so its value is 300.

Front

What is the tenths place in a decimal number?

Back

The tenths place is the first digit to the right of the decimal point. For example, in 4.7, the 7 is in the tenths place.

Front

How do you write a number in expanded notation?

Back

Expanded notation expresses a number as the sum of the values of its digits. For example, 345 can be written as (3 x 100) + (4 x 10) + (5 x 1).

Front

What is the hundredths place in a decimal number?

Back

The hundredths place is the second digit to the right of the decimal point. For example, in 5.68, the 6 is in the tenths place and the 8 is in the hundredths place.

Front

How do you convert expanded notation to standard form?

Back

To convert expanded notation to standard form, add the values together. For example, (5 x 10) + (4 x 1) + (3 x 0.1) + (2 x 0.001) equals 54.302.

Front

What is the value of the digit 7 in the number 1,872.795?

Back

In the number 1,872.795, the digit 7 is in the tenths place, which means its value is 0.7.

Front

How do you identify the place of a digit in a number?

Back

To identify the place of a digit, count from right to left starting with the decimal point. The first place is the tenths, the second is the hundredths, and so on.

Front

What is the expanded notation for the number 165.803?

Back

The expanded notation for 165.803 is (1 x 100) + (6 x 10) + (5 x 1) + (8 x 0.1) + (3 x 0.001).

Front

What does the digit 5 represent in the number 4,562.87?

Back

In the number 4,562.87, the digit 5 is in the tens place, representing 50.

Front

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

Back

To find the value of a digit in a decimal, multiply the digit by its place value. For example, in 0.56, the 5 is in the tenths place, so its value is 0.5.