The video tutorial guides children through reading and filling in missing numbers from 401 to 500. It emphasizes reading aloud, recognizing numerals, and understanding the sequence of numbers. The exercise is interactive, encouraging students to participate by saying numbers aloud and filling in gaps, enhancing their number recognition and reading skills.

What is the main focus of the lesson introduced at the beginning?

• Learning to add numbers

• Learning to write numbers

• Learning to subtract numbers

• Learning to say and read numbers correctly

What number comes after 401?

• 400

• 402

• 403

• 404

Which number should be filled in after 409?

• 411

• 413

• 410

• 412

What is the correct sequence after 411?

• 413, 414, 415

• 410, 411, 412

• 412, 414, 415

• 412, 413, 414

What number comes after 419?

• 421

• 420

• 422

• 418

Which number should be filled in after 429?

• 432

• 431

• 430

• 428

What is the correct sequence after 431?

• 433, 434, 435

• 432, 433, 434

• 432, 434, 435

• 430, 431, 432

What number comes after 439?

• 440

• 441

• 438

• 442

Which number should be filled in after 449?

• 450

• 452

• 448

• 451

What is the correct sequence after 451?

• 452, 453, 454

• 450, 451, 452

• 452, 454, 455

• 453, 454, 455