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Numbers in Expanded & Word Form (1,000 & Beyond)
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What you will learn from this videoWhat you will learn
- We’ll learn how to write large numbers in expanded form.
- We will also learn how to write large numbers in word form.
- And we'll see how this knowledge can help us organize a fun run, write huge checks, and learn about space!
- Discussion Questions
Before Video
What is the value of each digit in the number 483?ANSWER4 hundreds, 8 tens, and 3 ones.
500 + 10 + 9.
200 + 60 + 0 = 260.
50 + 2 + 900 = 952.
10 ones is equal to 1 ten, so 16 ones is the same as 1 ten and 6 ones.
After Video
What is the value of each digit in 2,593,203? ANSWER2 millions, 5 hundred thousands, 9 ten thousands, 3 thousands, 2 hundreds, 0 tens, and 3 ones.
Two million nine hundred fifty-three thousand two hundred three. Skip the 0 in the tens place.
2,953,203 > 2,942,030; The ten thousands place: the numbers in the millions and hundred thousands places are the same, but in the ten thousands place, 5 is greater than 4.
26,004.
3,903,420.
- Vocabulary
- Place value DEFINE
The value of a digit based on its position in a number.
- Base 10 DEFINE
The number system we use. It means that every digit is 10 times the digit to its right.
- Expanded form of a number DEFINE
A number broken up by place value and written as a sum.
- Standard form of a number DEFINE
A number written using only digits. 234 is in standard form.
- Word form of a number DEFINE
A number written using only words. Two hundred thirty-four is in word form.
- Sum DEFINE
The result of addition.
- < DEFINE
A symbol meaning "less than." The number on the left side of the symbol is less than the number on the right side.
- > DEFINE
A symbol meaning "greater than." The number on the left side of the symbol is greater than the number on the right side.
- Place value DEFINE
- Reading Material
- Practice Word Problems
- Practice Number Problems
- Lesson Plan
- Teacher Guide
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