Place Value and Decimal Review

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 874,092, the digit 9 is in the thousands place, so its value is 90,000.

Front

What is the value of 9 in the number 874,092?

Back

The value of 9 in 874,092 is 90,000.

Front

What is the Associative Property?

Back

The Associative Property states that the way in which numbers are grouped in addition or multiplication does not change their sum or product. For example, (2 + 3) + 4 = 2 + (3 + 4).

Front

What is the Identity Property of Multiplication?

Back

The Identity Property of Multiplication states that any number multiplied by 1 equals itself. For example, 7 x 1 = 7.

Front

Which equation shows the Identity Property of Multiplication?

Back

12 x 1 = 12.

Front

What is the expanded form of a number?

Back

The expanded form of a number shows the value of each digit. For example, 246.564 can be expressed as 2 x 100 + 4 x 10 + 6 x 1 + 5 x (1/10) + 6 x (1/100) + 4 x (1/1000).

Front

What is the value of 2 in the number 246.564?

Back

The value of 2 in 246.564 is 200.

Front

What is the Commutative Property?

Back

The Commutative Property states that the order of numbers does not affect the sum or product. For example, 3 + 5 = 5 + 3.

Front

What is the value of 6 in the number 246.564?

Back

The value of 6 in 246.564 is 6.

Front

What is the value of 4 in the number 246.564?

Back

The value of 4 in 246.564 is 40.