Mastering 3-Digit Addition Strategies

The video tutorial explains how to break apart numbers to understand place values, focusing on ones, tens, and hundreds. It demonstrates how to decompose numbers into these place values and then add them together using examples like 354 + 235 and 547 + 139.

What is the range of numbers in the ones place?

• 100 to 999

• 10 to 99

• None of the above

• 0 to 9

What does the number 5 represent in the tens place?

• 5

• 50

• 500

• 15

If you see a 2 in the hundreds place, what does it represent?

• 202

• 200

• 20

• 2

How can 256 be broken down?

• 2 tens, 56 ones

• 256 ones

• 25 tens, 6 ones

• 2 hundreds, 5 tens, 6 ones

What is the sum of 200 and 50?

• 20050

• 255

• 250

• 205

What is the result of adding 354 and 235?

• 595

• 590

• 588

• 589

How is the number 547 broken down?

• 50 + 47

• 540 + 7

• 500 + 47

• 500 + 40 + 7

What is the sum of 40 and 30?

• 73

• 30

• 70

• 40

What is the total when you add 7 and 9?

• 16

• 17

• 79

• 96

What is the final sum of 547 and 139?

• 680

• 685

• 687

• 686