Exploring 3rd Grade Place Value Vocabulary

The video tutorial covers place value vocabulary, explaining the value of digits in numbers. It discusses decomposing and composing numbers, using base ten blocks, and understanding expanded notation. The tutorial emphasizes the importance of these concepts in understanding numbers and provides a review of key vocabulary terms.

What is the primary purpose of place value in a number?

• To identify the largest digit

• To arrange digits in ascending order

• To determine the value of a digit in a number

• To count the number of digits

How many digits are there in our number system?

• Five

• Twelve

• Seven

• Ten

What does it mean to decompose a number?

• To multiply it by ten

• To write it in standard form

• To break it apart into smaller numbers

• To combine it with another number

What is the process of writing a number in standard form from expanded form called?

• Decomposing

• Summing

• Composing

• Multiplying

What are base ten blocks used for?

• To add numbers

• To represent place value

• To subtract numbers

• To divide numbers

What does expanded form show?

• The difference between digits

• The value of each digit as an expression

• The sum of all digits

• The product of all digits

What is expanded notation?

• A technique to multiply numbers

• A method to decompose numbers into an expression

• A way to add numbers

• A way to write numbers in words

What is the result of adding two or more numbers together called?

• Product

• Difference

• Quotient

• Sum