This video tutorial covers second-grade math topics, including counting by hundreds, understanding different number forms (standard, expanded, and word forms), place value, and comparing numbers. It also includes exercises on interpreting models to find numbers, comparing quantities using greater than and less than symbols, and practicing skip counting. The tutorial is designed to help students grasp fundamental math concepts through practical examples and exercises.

How many crayons are there in total if each box contains 100 crayons and there are 8 boxes?

• 900

• 700

• 600

• 800

What is the standard form of the number represented by 600, 20, and 4?

• 462

• 642

• 624

• 426

Which of the following is the expanded form of 624?

• 60 + 24

• 600 + 20 + 4

• 600 + 24

• 620 + 4

What is the word form of the number 624?

• Six hundred twenty-four

• Six hundred forty-two

• Six hundred and twenty-four

• Six hundred and forty-two

If a model shows 3 hundreds, 2 tens, and 4 ones, what number does it represent?

• 324

• 342

• 243

• 234

What is the value of the digit 8 in the number 789?

• 8

• 80

• 9

• 800

Which number is greater: 248 or 253?

• Cannot be determined

• Both are equal

• 253

• 248

What is the correct symbol to compare 429 and 294?

• >

• =

• None

• <

Which number is less: 849 or 984?

• Cannot be determined

• Both are equal

• 984

• 849

What is the expanded form of 326?

• 300 + 26

• 320 + 6

• 300 + 20 + 6

• 30 + 26