Multiplying a Whole Number by a Power of Ten

The video tutorial explains the concept of place value and its significance in arithmetic operations. It demonstrates how multiplying a number by ten shifts its digits to the left, increasing its value. The tutorial also covers the use of zero as a placeholder to maintain correct place value during multiplication.

Why is it important to align numbers correctly when dealing with place value?

• To prevent errors in multiplication

• To make the numbers look neat

• To simplify subtraction

• To ensure accurate addition

What happens to a number when it is multiplied by 10?

• It stays the same

• It moves one place to the left

• It moves one place to the right

• It becomes smaller

Why do we add a zero as a placeholder in the ones column?

• To ensure the number is divisible by 10

• To fill the empty space

• To make the number even

• To correct the place value alignment

What is the result of multiplying 1010 by 10?

• 1010

• 10010

• 101000

• 10100

What is the purpose of writing the final answer in the box?

• To complete the exercise

• To check for errors

• To verify the calculation

• To earn a mark