Understanding Place Value and Powers of 10

This lesson explains the concept of place value using base 10 blocks. It demonstrates how the value of a digit increases by a factor of 10 as you move left in a number. The relationships between numbers like 55 and 550, and 33 and 330, are explored to illustrate how each digit's position affects its value. The lesson concludes by reinforcing the idea that a digit in one place is 1/10 the value of the digit to its left.

What is the value of a digit in a number as you move one place to the left?

• It becomes 10 times greater.

• It becomes 10 times smaller.

• It remains the same.

• It becomes 100 times greater.

How are the numbers 55 and 550 related in terms of place value?

• 550 is equal to 55.

• 550 is 100 times greater than 55.

• 550 is 10 times greater than 55.

• 550 is 5 times greater than 55.

In the number 550, what is the value of the digit in the hundreds place?

• 5

• 50

• 5000

• 500

What is the value of the digit in the tens place in the number 33?

• 3000

• 30

• 3

• 300

How does the number 330 compare to 33 in terms of place value?

• 330 is equal to 33.

• 330 is 100 times greater than 33.

• 330 is 10 times greater than 33.

• 330 is 3 times greater than 33.