3-Digit Subtraction Without Regrouping Challenge

The video tutorial guides students through subtracting three-digit numbers using bean sticks and hundreds. It begins with an introduction to the materials needed, followed by a step-by-step demonstration of subtracting 231 from 465. The lesson concludes with instructions for students to complete three practice problems in their math journals for review in the next class.

What is the first step in subtracting three-digit numbers using bean sticks?

• Ask the teacher for help.

• Arrange the bean sticks in groups of hundreds, tens, and ones.

• Start subtracting from the tens place.

• Write down the numbers in your math journal.

If you have 5 ones and you subtract 1, how many are left?

• 6 ones

• 5 ones

• 4 ones

• 3 ones

After subtracting three tens from six tens, how many tens remain?

• Three tens

• Four tens

• Two tens

• Five tens

What is the value of three tens?

• 10

• 30

• 300

• 3

How many hundreds are left after subtracting two hundred from four hundred?

• Four hundreds

• Two hundreds

• Three hundreds

• One hundred

What is the final result of subtracting 231 from 465?

• 237

• 234

• 235

• 236

Which of the following is a practice problem you need to solve?

• 400 - 123

• 300 - 150

• 265 - 100

• 237 - 104