Understanding Place Value

What is the main purpose of understanding place value in mathematics?

• To assign a special job to each number

• To make numbers look bigger

• To understand the value of each digit based on its position

• To make numbers more colorful

Which of the following is a single-digit number?

• 100

• 10

• 5

• 23

How many tens are there in the number 23?

• 1

• 2

• 3

• 4

In the number 14, what is the place value of the digit 1?

• 14

• 4

• 10

• 1

What is the place value of the digit 3 in the number 36?

• 3

• 6

• 30

• 36

In a three-digit number, what does the leftmost digit represent?

• Thousands place

• Ones place

• Hundreds place

• Tens place

What is the place value of the digit 2 in the number 213?

• 2000

• 200

• 2

• 20

In a four-digit number, what does the second digit from the left represent?

• Ones place

• Tens place

• Hundreds place

• Thousands place

What is the place value of the digit 4 in the number 1,243?

• 4000

• 40

• 4

• 400

Why is understanding place value important for mathematical operations?

• It makes numbers more complex

• It helps in coloring numbers

• It makes numbers look bigger

• It aids in performing operations like addition and subtraction