Subtraction with Regrouping

What is the first step in solving 82 - 36?

• Look at the tens place: 8 - 3 requires borrowing from the ones place.

• Look at the ones place: 2 - 6 requires borrowing from the tens place.

• Subtract the numbers directly without borrowing.

• Add the numbers together before subtracting.

What is the result of 803 - 458?

• 345

• 350

• 300

• 360

What is the result of 35 - 26?

• 7

• 8

• 9

• 10

Why is it important to check your work after subtraction?

• It helps ensure that you have calculated correctly and can catch any mistakes made during the process.

• It allows you to finish your work faster without errors.

• It is a requirement for passing math tests.

• It makes your work look more organized.

What is the result of 58 + 31?

• 87

• 88

• 89

• 90

What is the result of 64 - 25?

• 35

• 39

• 45

• 30

What is the difference between subtraction and addition?

• Subtraction is taking away from a number, while addition is combining numbers to get a total.

• Subtraction is adding numbers together, while addition is taking away from a number.

• Subtraction is the process of dividing numbers, while addition is the process of multiplying numbers.

• Subtraction and addition are the same operations with different names.

How do you borrow in subtraction?

• You take 1 from the next left column, decrease that digit by 1, and add 10 to the current column's digit.

• You simply subtract the smaller number from the larger number without any changes.

• You add the two numbers together and then subtract the result from the larger number.

• You ignore the left column and only focus on the current column's digits.

Can you give an example of a subtraction problem that requires regrouping?

• 45 - 18

• 52 - 27

• 63 - 29

• 70 - 45

What is the result of 82 - 36?

• 42

• 46

• 50

• 38