Subtraction Using the Standard Algorithm

The video tutorial explains how to subtract 76,151 from 389,002 using the standard method. The instructor encourages viewers to attempt the problem independently before demonstrating the solution. The process involves aligning digits by place value, regrouping to handle zeros, and performing subtraction step-by-step. The final result is 312,851. The tutorial emphasizes understanding the standard algorithm and checking work to ensure accuracy.

What is the first step suggested by the instructor before starting the subtraction?

• Write down the numbers.

• Pause the video and try solving it yourself.

• Check the answer in the book.

• Ask a friend for help.

What is the standard method also known as?

• The standard algorithm

• The quick method

• The easy method

• The complex algorithm

Why is it important to align the digits according to their place values?

• To make the subtraction faster

• To avoid using a calculator

• To ensure accurate subtraction

• To make the numbers look neat

What challenge arises when subtracting in the tens place?

• Remembering the subtraction rules

• Aligning the numbers correctly

• Subtracting a larger number from a smaller one

• Finding the difference between two equal numbers

What is the purpose of regrouping in subtraction?

• To make the numbers smaller

• To make the numbers larger

• To avoid using a calculator

• To simplify the subtraction process

How many thousands are left after regrouping one thousand into hundreds?

• Seven thousands

• Six thousands

• Nine thousands

• Eight thousands

What is the result of subtracting 6,000 from 9,000?

• 1,000

• 2,000

• 3,000

• 4,000

What is the final result of the subtraction 389,002 minus 76,151?

• 312,851

• 312,853

• 312,854

• 312,852

Why is it beneficial to check each digit after completing the subtraction?

• To verify the subtraction is correct

• To make the process faster

• To ensure the digits are aligned

• To avoid using a calculator

What should you do if a digit on top is smaller than the digit being subtracted?

• Use a calculator

• Ignore it

• Add more numbers

• Regroup the numbers