What is the basic concept of place value?
Place value is the value of each digit in a number. It's important to know place value to understand how to read and write larger numbers. For example, in the number 843, the 8 is in the hundreds place, the 4 is in the tens place, and the 3 is in the ones place. Practice writing numbers in expanded form using place value to help make larger numbers easier to read and understand.
Introduction to Place Value
Place Value - A system used to represent numbers. It helps to understand the value of each digit in a number. Rounding - To reduce a number to a simpler form by replacing the numbers after a certain place value with the nearest number. Expanded Form - A way to write numbers by showing the value of each digit. This is written by taking the place value of each digit and writing it as a sum of that value.
Concepts:
What is your favorite way to learn about place value?
The highest number that can be represented in a single digit is 9, meaning that all numbers greater than 9 require more than one digit to be represented. The number zero was invented in India around the 5th century. The value of a digit is determined by its position in a number. A digit in the hundreds place is worth 100 times more than a digit in the ones place.
Did you know?
What is the value of the digit 3 in the number 675?
What is the difference between ones, tens, and hundreds place?
If you have the number 345, what is the value of the digit in the tens place?
Think of a number that would have a 4 in the tens place. What is it?
What strategies did you use to figure out the place value of a number?