Understanding Powers of 10 and Decimal Movements

The video tutorial explains the concept of powers of ten, focusing on multiplying and dividing numbers by powers of ten. It begins with calculating 10 to the fifth power, demonstrating how multiplying by ten repeatedly adds zeros to the product. The tutorial then applies this concept to multiply 67 by 10 to the fifth and divide 5,700,000 by 10 to the third. It also covers how multiplying or dividing by powers of ten affects the position of the decimal point, providing clear examples for both operations.

What is the result of 10 raised to the fifth power?

• 10,000

• 100,000

• 1,000,000

• 10,000,000

How does multiplying by 10 affect the number of zeros in a product?

• Removes two zeros

• Adds one zero

• Adds two zeros

• Removes one zero

How many zeros are in the product of 67 multiplied by 10 to the fifth?

• Five

• Four

• Three

• Six

What is the result of dividing 5,700,000 by 10 to the third power?

• 57

• 5,700

• 570,000

• 57,000

When 72.1 is multiplied by 10 to the third, how many places does the decimal point move?

• Four places to the left

• One place to the left

• Three places to the right

• Two places to the right

What is the new value of 72.1 after multiplying by 10 to the third?

• 72,100

• 721,000

• 7,210

• 721

If you multiply a number by 10 three times, what happens to the decimal point?

• Moves two places to the left

• Moves two places to the right

• Moves three places to the right

• Moves three places to the left

When 56 is divided by 10 to the third, how many places does the decimal point move?

• Four places to the right

• Three places to the left

• One place to the right

• Two places to the left

What is the result of dividing 56 by 10 to the third?

• 0.056

• 0.56

• 5.6

• 56

What happens to the decimal point when a number is divided by 10?

• Moves to the right

• Moves to the left

• Stays the same

• Disappears