Exploring Place Value with Multiplication and Division by 10

The video tutorial explains the mathematical patterns involved in multiplying and dividing whole numbers by 10. It highlights two main methods: adding or dropping a zero and shifting place values. The tutorial uses examples to demonstrate these concepts, showing how multiplication by 10 moves digits to the left, while division by 10 moves them to the right.

What is the result of multiplying a whole number by 10?

• The number is divided by 10

• The number is squared

• A zero is added to the end of the number

• The number remains the same

If you multiply 9 by 10, what is the result?

• 90

• 900

• 9

• 100

What is 700 multiplied by 10?

• 70000

• 700

• 70

• 7000

When multiplying by 10, what happens to each digit in terms of place value?

• Each digit is replaced by zero

• Each digit remains in the same place

• Each digit moves one place value to the left

• Each digit moves one place value to the right

In a place value chart, what happens to 9 ones when multiplied by 10?

• It becomes 9 tens

• It becomes 900 ones

• It becomes 90 ones

• It remains 9 ones

What is the opposite operation of multiplying by 10?

• Multiplying by 100

• Adding 10

• Subtracting 10

• Dividing by 10

What happens to a whole number when you divide it by 10?

• The number is multiplied by 10

• The number is squared

• A zero is added to the end

• A zero is dropped from the end

If you divide 40 by 10, what is the result?

• 400

• 0.4

• 40

• 4

When dividing by 10, what happens to each digit in terms of place value?

• Each digit moves one place value to the right

• Each digit is replaced by zero

• Each digit remains in the same place

• Each digit moves one place value to the left

What is the result of dividing 2120 by 10?

• 2120

• 2.12

• 212

• 21.2