Subtracting with Regrouping

Mr. Adit introduces the borrowing method for solving subtraction problems, using base 10 blocks to visualize the process. He explains different types of subtraction problems, including those requiring borrowing once, twice, or across zeros. The video includes step-by-step examples, such as solving 783 - 259 and borrowing across place values, to demonstrate the method. The tutorial concludes with a summary of the trading algorithm and encourages practice.

What is the first step in the borrowing method when the subtrahend is larger than the minuend in a column?

• Subtract directly without borrowing

• Add a zero to the minuend

• Multiply the subtrahend by 10

• Borrow from the next higher place value

Which type of subtraction problem does not require borrowing?

• When the minuend is smaller than the subtrahend

• When the subtrahend is zero

• When the minuend is larger than the subtrahend

• When both numbers are equal

In the example 783 - 259, what is the result after borrowing and subtracting the ones column?

• 5

• 6

• 3

• 4

How do you verify the result of a subtraction problem using addition?

• Add the subtrahend to the difference

• Add the difference to the minuend

• Multiply the difference by the subtrahend

• Subtract the difference from the subtrahend

What is the first step when borrowing across zeros in a subtraction problem?

• Borrow from the nearest non-zero digit

• Add a zero to the subtrahend

• Subtract directly without borrowing

• Multiply the minuend by 10

In the problem 600 - 472, what is the final difference after borrowing across zeros?

• 128

• 148

• 138

• 118

What should you do if there are no tens to borrow from in a subtraction problem?

• Borrow from the hundreds place

• Multiply the tens by 10

• Skip the borrowing step

• Add a zero to the tens place