Addition and Subtraction with Regrouping

What is subtraction?

• Subtraction is the process of finding the difference between two numbers by taking one number away from another.

• Subtraction is the process of adding two numbers together to get a sum.

• Subtraction is the method of multiplying two numbers to find a product.

• Subtraction is the technique of dividing one number by another to find a quotient.

What is addition?

• Addition is the process of finding the total or sum by combining two or more numbers.

• Addition is the process of subtracting one number from another.

• Addition is the process of dividing a number into equal parts.

• Addition is the process of multiplying two or more numbers together.

If you have 38 apples and give away 9, how many do you have left?

• 30 apples

• 29 apples

• 31 apples

• 28 apples

Use a piece of binder paper to solve the following:

Calculate: 876

- 543

• 333

• 324

• 343

• 350

What does regrouping mean in subtraction?

• Making a new group when the top number is smaller than the bottom number.

• Adding the numbers together without any changes.

• Subtracting the smaller number from the larger number directly.

• Changing the order of the numbers in subtraction.

Use a piece of binder paper to solve the following:

What is the difference between 1,000 and 450?

• 450

• 550

• 600

• 500

What does regrouping mean in addition?

• Making a new group when the sum in a column is more than 9.

• Adding numbers without carrying over any values.

• Combining two numbers to create a larger number.

• Separating numbers into smaller groups for easier addition.

Use a piece of binder paper to solve the following:

Calculate: 543

- 287

• 256

• 245

• 300

• 220

Use a piece of binder paper to solve the following:

Calculate: 345

+ 278

• 601

• 623

• 589

• 710

Use a piece of binder paper to solve the following:

Calculate: 567

+ 345

• 912

• 902

• 820

• 890