3-Digit Subtraction with Regrouping Challenge

The video tutorial introduces three-digit subtraction, starting with a problem involving subtracting 128 from 242. The teacher creates a word problem to illustrate the concept, then guides students through solving it step-by-step. The solution involves borrowing and checking the answer. Students are encouraged to practice with additional problems and verify their solutions.

What is the initial amount Mrs. Bacon had?

• 128 dollars

• 242 dollars

• 114 dollars

• 200 dollars

How much did Miss Foster borrow from Mrs. Bacon?

• 200 dollars

• 114 dollars

• 128 dollars

• 242 dollars

What operation do we perform to find out how much Mrs. Bacon has left?

• Division

• Addition

• Subtraction

• Multiplication

What do we do when we cannot subtract 8 from 2 in the ones place?

• Add instead

• Skip to the next operation

• Ignore the operation

• Borrow from the tens

After trading, how many ones do we have?

• 10

• 12

• 8

• 2

What is the final answer to Mrs. Bacon's remaining amount?

• 114 dollars

• 200 dollars

• 128 dollars

• 242 dollars

How can students check their subtraction work?

• By division

• By subtraction

• By addition

• By multiplication

What is the first practice problem given?

• 783 - 69

• 242 - 128

• 343 - 139

• 416 - 307

How many practice problems were given?

• Two

• Three

• Four

• Five

What is encouraged to do with at least one practice problem?

• Check it by adding

• Solve it mentally

• Ask a friend for help

• Ignore it