Vertical Subtraction

The video tutorial explains subtraction errors and how to correct them using borrowing or regrouping. It starts with a common mistake in subtracting 8 from 45, showing the correct method using a number line. The tutorial then details the borrowing process, demonstrating it with examples like 92 minus 35 and word problems involving oranges and stadium seats. The key takeaway is the importance of place value and borrowing in subtraction.

What is the correct result of subtracting 8 from 45 using a number line?

• 43

• 37

• 35

• 40

Why can't we subtract 8 from 5 directly in the ones column?

• Because 8 is less than 5

• Because 8 is more than 5

• Because subtraction is not possible

• Because 5 is more than 8

What is the first step in borrowing during subtraction?

• Subtract the tens first

• Borrow a ten from the tens column

• Add a ten to the ones column

• Change the order of numbers

After borrowing, what is the new value in the ones column for 45 minus 8?

• 15

• 8

• 10

• 5

What is the result of 45 minus 8 after regrouping?

• 37

• 42

• 40

• 35

In the example of 92 minus 35, what is the new value in the ones column after borrowing?

• 15

• 12

• 8

• 10

What is the result of 92 minus 35 after regrouping?

• 52

• 60

• 55

• 57

How many oranges does the fruit seller have left after selling 38 out of 60?

• 22

• 20

• 18

• 25

How many seats are empty in the stadium if 79 out of 98 are occupied?

• 20

• 21

• 18

• 19

What is crucial to remember when subtracting two-digit numbers?

• Always subtract the tens first

• Subtract without borrowing

• Ignore the place values

• Arrange numbers in vertical columns