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

Tags

CCSS.2.NBT.A.3

What does the number 5 represent in the tens place?

• 5

• 50

• 500

• 15

Tags

CCSS.4.NBT.A.1

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

• 202

• 200

• 20

• 2

Tags

CCSS.2.NBT.A.3

How can 256 be broken down?

• 2 tens, 56 ones

• 256 ones

• 25 tens, 6 ones

• 2 hundreds, 5 tens, 6 ones

Tags

CCSS.2.NBT.A.3

What is the sum of 200 and 50?

• 20050

• 255

• 250

• 205

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the result of adding 354 and 235?

• 595

• 590

• 588

• 589

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

How is the number 547 broken down?

• 50 + 47

• 540 + 7

• 500 + 47

• 500 + 40 + 7

Tags

CCSS.2.NBT.A.3

What is the sum of 40 and 30?

• 73

• 30

• 70

• 40

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the total when you add 7 and 9?

• 16

• 17

• 79

• 96

Tags

CCSS.1.OA.A.1

What is the final sum of 547 and 139?

• 680

• 685

• 687

• 686

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2