Today we will manipulate very large and very
- Slides: 24
Today we will manipulate very large and very small numbers. • Manipulate=work with §very large numbers – numbers in the millions or higher; have 7 or more digits • very small numbers - numbers in the thousandths or smaller; thousandths are fractional parts of 1000
Vocabulary • Standard form – A number written with one digit for each place value. 123, 789 • Word form – A number written in words. One hundred twenty-three thousand, seven hundred eighty-nine
Vocabulary • Expanded form – A way to write numbers that shows the place value of each digit. 100, 000 + 20, 000 + 3, 000 + 700 + 9 = 123, 709
Ones Thousands Review Numbers are divided into periods 690, 492 Periods are separated by commas.
Remember that each period has three place values within the period Ones Tens Ones Hundreds Ones Tens Hundreds Thousands 6 9 0, 4 9 2
Before you can learn to write numbers in word form you must know how to spell these words: one eight forty fifteen two nine fifty sixteen three ten sixty seventeen four eleven seventy eighteen five twelve eighty nineteen six thirteen twenty ninety seven fourteen thirty hundred thousand million
Tip Do not use “and” when writing whole numbers. The word “and” will be used when you are reading numbers with decimals. 690, 492 Six hundred and ninety-thousand, and four hundred and ninety-two.
How to write large numbers in word form Write the numbers as you would read them: 1 st Start with the period farthest to the left and write it in word form. 2 nd Continue with the period to the right and write it in word form. Continue this process till you reach the ones period. Six hundred ninety thousand four hundred ninety two Thousand Ones 690, 492
Write this number 4, 268 Four thousand, two hundred sixty-eight
Write this number 305, 108 Three hundred five thousand, one hundred eight
Standard form is a number written with one digit for each place value Three hundred five thousand, one hundred eight 305, 108
What is the standard form of this number? Sixty-three thousand, four hundred ninety. 63, 490
What is the standard form of this number? Twenty-two thousand, two hundred 22, 200
The expanded form of the number is used to show the place value of each digit The expanded form of 6, 823 is 6, 000 + 800 + 20 + 3
What is the expanded form of? 973, 104 900, 000 + 70, 000 + 3, 000 + 100 + 4
What is this number in expanded form? 7, 021, 500 7, 000 + 20, 000 + 1, 000 + 500
What about decimals? When writing decimals in word form, use the word “and” to represent the decimal point. 5. 2 five and two tenths Copyright © 2000 by Monica Yuskaitis
1 5. 7 9 8 S TH ND SA HS OU DT TH RE ND HU HS NT TE ES ON NS TE
15. 27 FIFTEEN AND TWENTY SEVEN HUNDRETHS
Why is important to be able to manipulate very large and very small numbers? Manipulating number helps you understand the value of number. It also helps you on CST’s Can you think of another reason? . . Copyright © 2000 by Monica Yuskaitis I can’t!
30. 027 THIRTY AND TWENTY SEVEN THOUSANDTHS Copyright © 2000 by Monica Yuskaitis
756. 339 SEVEN HUNDRED FIFTY SIX AND THREE HUNDRED THIRTY NINE THOUSANDTHS Copyright ©© 2000 by Monica Yuskaitis Copyright 2000 by Monica Yuskaitis
300. 3 THREE HUNDRED AND THREE TENTHS Copyright ©© 2000 by Monica Yuskaitis Copyright 2000 by Monica Yuskaitis
Let’s Review! • Standard form – A number written with one digit for each place value. • Word form – A number written in words. • Expanded form – A way to write numbers that shows the place value of each digit. • When writing decimals in word form, use the word “and” to represent the decimal point. Copyright © 2000 by Monica Yuskaitis
- Used to express very large or very small numbers
- Lady macbeth quotes
- Computers manipulate data in many ways
- How does nurse ratched manipulate the patients
- Ophelia soliloquy flowers
- How does montresor manipulate fortunato
- Simplifying complex algebraic fractions
- Fortunato's carnival costume symbolizes
- Time is very strong
- Today meeting or today's meeting
- Do we have class today
- Proposal kickoff meeting agenda
- Fingerprint ridge characteristics worksheet
- Today's lesson or today lesson
- Today's lesson or today lesson
- What is question tags and examples
- Finding community structure in very large networks
- Very long instruction word
- Development of truncated cylinder
- Very dense warm and wet forest
- A pointed piece of land extending into the sea
- Very large field of view
- In a wild shot bo flings a pool ball of mass m
- Very bad to very good scale
- Very little or very few