Addition and Subtraction Strategies Within 1000

This video tutorial teaches how to add and subtract three-digit numbers within 1000. It explains the importance of lining up numbers by place value and demonstrates the process of carrying in addition and borrowing in subtraction. The tutorial includes examples and practice problems to reinforce learning. It concludes with a motivational message encouraging students to enjoy learning math.

What is the first step in adding large numbers?

• Start from the leftmost digit

• Multiply the numbers

• Line up the numbers in columns by place value

• Add the numbers randomly

When adding 218 and 77, what do you do with the sum of the ones place?

• Ignore it

• Carry over the tens place

• Write it down as is

• Subtract it from the total

What is the result of 218 plus 77?

• 315

• 295

• 285

• 305

What must you do when subtracting and the top number is smaller than the bottom number?

• Add the numbers instead

• Borrow from the next place value

• Leave it as is

• Divide the numbers

What is the result of 641 minus 150?

• 471

• 491

• 501

• 481

How do you start solving 846 minus 368?

• By adding the ones place

• By lining up the numbers and starting with the ones place

• By subtracting the hundreds place first

• By multiplying the two numbers

What is the correct result of 259 plus 422?

• 671

• 681

• 691

• 701

What is a key step in both adding and subtracting large numbers?

• Always carrying or borrowing, regardless of the numbers

• Lining up the numbers by their place values

• Starting from the leftmost digit

• Guessing the answer

What should you always remember when working with large numbers?

• To add instead of subtract

• To line them up by place values and start from the ones place

• To ignore place values

• To start from the hundreds place

What does Bottle Learning aim to achieve?

• Focusing only on addition

• Making math difficult

• Making math fun and motivating

• Avoiding math problems