Questions: 1. How many tens are there in the number 56? 2. What is the place value of the digit 7 in the number 473? 3. Write the number 82 in expanded form. 4. What is the value of the digit 5 in the number 359? 5. How many hundreds are there in the number 825?

Activities: 1. Place Value Bingo: Create bingo cards with various numbers written in expanded form or standard form. Call out numbers and have students cover the corresponding place value on their cards. The first student to cover a row or their entire card wins. 2. Place Value War: Divide the class into pairs and give each pair a deck of cards with the face cards removed. Each student flips two cards and creates a two-digit number. The student with the highest number wins a point. Play several rounds and keep track of points to determine the overall winner. 3. Place Value Puzzles: Create puzzles with numbers written in expanded form and their corresponding standard form. Cut the puzzles into pieces and have students match the expanded form with the correct standard form.

Challenges: 1. Create the largest three-digit number using the digits 4, 7, and 9 without repeating any digit. 2. Write a number in expanded form using the digits 2, 5, and 8, where the digit 5 has a value of 500. Note: Visual aids such as place value charts, base ten blocks, or number lines can be used to support understanding and visualization of place value concepts.