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Say, "Word" !
(L003)
Definition Review
Value
Unit
Form
Place
Do Now
Standard Form
iSpot it!
Take 3 minutes to identify the place, digit, or value.
1. 3
Directions
2. 300
3. Ten Thousands Place
Word Form- is the form of a number expressed with words the way it would be said aloud.
Word Form
9,683
Can you say the number?
Standard or numeral form
What form is this number written in?
Example #1
Let's say the number aloud to help us.
How can we rewrite this number in word form?
six hundred
eighty- three
Nine thousand,
Added a comma after the thousands period.
Helpful reminders!
Periods are a group of 3 digits separated by a comma.
Do not write commas after each place value like in unit form because now we are writing the number the way we would say it aloud and not listing the different digits within the number.
Thirty-four
Eighteen
We place hyphens (-) between compound numbers or numbers that become two words paired together when we say them. This includes numbers between 21- 99.
Ninety-five
Helpful Reminders
Thirty
One hundred- forty- four
One hundred forty- four
Which numbers are compound numbers and will need a hyphen when you write them?
Eight
45,210
Can you say the number?
Standard or numeral form.
What form is this number written in?
Example #2
Let's say the number aloud to help us.
How can we rewrite this number in word form?
Forty- five thousand,
two hundred
ten
Checkpoint!
How would you define word form or number name in your own words?
Three digits grouped together is called a _________. We separate each __________ with a ___________.
Give one example of a compound number. Give one example of a two-digit number that is not a compound number.
Guided Practice
Try these examples!
85,901
1,492
70,617
Your turn!
You will have 15 minutes to practice writing numbers in word, expanded, standard, or unit form. Then, move on to your story problem.
Let’s see who is going to crush these forms. You got it!
Independent Practice
Over the course of the day we learned a lot! We learned how to write a number in word form and also learned two new math terms: period and compound numbers. Now you get to show what you know on your exit ticket!