Place Value I , http://teachable.net/res.asp?r=226

Objectives Be able to read numbers to billions Be able to identify the place value of each digit in numbers up to one billion Know how to write a number in word form

Vocabulary Digits – numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 Place value – tells you how much each digit stands for

seven hundred eighty-nine 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 Short Word Form – A number written in both words and numbers. Write the numbers between the commas and then write the name of the period those numbers represent. 3,698,123,789 3 trillion, 698 million, 123 thousand, 789

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

Vocabulary Periods – A group of 3 places used for the digits in large numbers. Periods are usually separated by commas. Trillion Billion Million Thousand Ones 684,367,671,690,492

The binoculars magnify the otter The binoculars magnify the otter. (Trillion, billion, million, thousand, ones.)

Which period is missing? Million Trillion Billion Thousand Ones 684,367,671,690,492

Which period is missing? Thousand Trillion Billion Million Ones 684,367,671,690,492

Which period is missing? Trillion Billion Million Thousand Ones 684,367,671,690,492

Which period is missing? Ones Trillion Billion Million Thousand 684,367,671,690,492

Which period is missing? Billion Trillion Million Thousand Ones 684,367,671,690,492

What are the periods of this number? Trillion Billion Million Thousand Ones 684,367,671,690,492

Remember that each period has three place values within the period Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? hundred billion Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? ten million Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? (one) billion Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? ten thousand Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? ten billion Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? (one) million Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? hundred million Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? hundred thousand Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? (one) thousand Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place is the yellow number in? (one) trillion Ten Trillion Hundred Ones Ten Billion Hundred Ones Ten Million Hundred Ones Ten Thousand Hundred Ones Ten Ones Hundred Ones 684,367,671,690,492

What place value is the 3 in this number? 264,789,134 ten

What place value is the 8 in this number? 4,829,905 hundred thousand

What place value is the 9 in this number? 4,829,105 thousand

What place value is the 5 in this number? 654,829,103 ten million

What place value is the 6 in this number? 654,829,105 hundred million

What place value is the 2 in this number? 254,789,103 hundred million

What place value is the 3 in this number? 234,789,104 ten million

What place value is the 7 in this number? 254,729,103 hundred thousand

What place value is the 4 in this number? 4,829,105 million

What place value is the 2 in this number? 4,829,105 ten thousand

How to read large numbers Read the numbers before the comma as if you were reading in the one’s column. Say the period you are in when you get to the comma except for the one’s period. Trillion Billion Million Thousand Ones 684,367,671,690,492

Tip Do not use “and” when reading 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.

Use the short word form to help you read large numbers

384,133,472 three hundred eighty-four million, Read this number 384,133,472 384 million, 133 thousand, 472 three hundred eighty-four million, one hundred thirty-three thousand, four hundred seventy-two

1,874,304,039,270 one trillion, eight hundred seventy- Read this number 1,874,304,039,270 1 trillion, 874 billion, 304 million, 39 thousand, 270 one trillion, eight hundred seventy- four billion, three hundred four million, thirty-nine thousand, two hundred seventy

eight hundred twenty-nine thousand, Read this number 24,829,905 24 million, 829 thousand, 905 twenty-four million, eight hundred twenty-nine thousand, nine hundred five

973,104 nine hundred seventy-three thousand, one hundred four Read this number 973,104 973 thousand, 104 nine hundred seventy-three thousand, one hundred four

4,371,024 four million, three hundred Read this number 4,371,024 4 million, 371 thousand, 24 four million, three hundred seventy-one thousand, twenty-four

864,371,029 eight hundred sixty-four million, three hundred Read this number 864,371,029 864 million, 371 thousand, 29 eight hundred sixty-four million, three hundred seventy-one thousand, twenty-nine

36,454,297,004 thirty-six billion, four hundred Read this number 36,454,297,004 36 billion, 454 million, 297 thousand, 4 thirty-six billion, four hundred fifty-four million, two hundred ninety-seven thousand, four

9,356,094,064 nine billion, three hundred fifty-six million, Read this number 9,356,094,064 9 billion, 356 million, 94 thousand, 64 nine billion, three hundred fifty-six million, ninety-four thousand, sixty-four

Review 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

Review 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

What is the standard form of? 104,367 104,367

What is the expanded form of? 104,367 100,000 + 4,000 + 300 + 60 + 7

What is the expanded form of? 9,356,803 9,000,000 + 300,000 + 50,000 + 6,000 + 800 + 3

What is the standard form of? 200,000,000 + 9,000,000 + 6,000 + 800 + 20 + 3 209,006,823

one million, fourteen thousand, three hundred sixty-seven What is the word form of? 1,014,367 one million, fourteen thousand, three hundred sixty-seven

What is this number in standard form? ninety thousand, four hundred eight 90,408

What is this number in standard form? seven million, twenty-two thousand, two hundred 7,022,200

What is this number in expanded form? 7,021,500 7,000,000 + 20,000 + 1,000 + 500