Three-Digit Addition Techniques

The video tutorial guides second graders through various methods of adding three-digit numbers. It starts with simple addition of smaller numbers using counting, number lines, and base ten blocks. The tutorial progresses to more complex three-digit additions, demonstrating different strategies and equations. Students are encouraged to try examples themselves and understand the process of carrying over in addition.

What is the sum of 248 and 5 using base 10 blocks?

• 253

• 273

• 243

• 263

What is the result of adding 248 and 5 using simple counting?

• 245

• 250

• 255

• 253

What is the result when you add 20 to 536 on a number line?

• 536

• 556

• 546

• 566

If you add 28 to 536 using base ten blocks, what number do you get?

• 564

• 554

• 574

• 584

What is the sum of 2 ones and 6 ones?

• 8

• 6

• 10

• 4

What is the total when 11 tens are converted to a standard number?

• 100

• 110

• 130

• 120

How many hundreds are there when you add 100 to 500?

• 600

• 500

• 700

• 400

What is the final number when adding 4 to 396 using a number line?

• 400

• 410

• 396

• 404

Using a number line, what is the result of adding 122 to 396?

• 528

• 508

• 498

• 518

What is the result of adding 138 to 514?

• 652

• 642

• 662

• 632