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Review of Go Math 1.1 and 1.2 Copyright © 2013 Kelly Mott

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**Let’s practice reading big numbers.**

Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers**

We read numbers left to right just like in reading. Read the thousands period first. 2. Then read the ones period. Let’s Practice: 327,812 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #3**

49,133 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #5**

565,413 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #4**

73,112 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #6**

215,103 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #8**

700,104 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #9**

214,092 Copyright © 2013 Kelly Mott

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**Practice Reading Big Numbers #7**

110,011 Copyright © 2013 Kelly Mott

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How did you do? Copyright © 2013 Kelly Mott

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**Now let’s practice finding the place of a digit.**

Copyright © 2013 Kelly Mott

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**Identify Place Value to the 100 Thousands**

Directions: A question will come up on the screen. Everyone will write their answer down on a dry erase board. The teachers will walk around and check your work. Then the correct answer will be displayed on the SMARTboard. Copyright © 2013 Kelly Mott

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**Question #1 What number is in the tens place? 443,691 Answer = 9**

Hundred Thousands Ten Thousands Thousands Hundreds Tens Ones Copyright © 2013 Kelly Mott

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**Question #2 What number is in the thousands place? Answer = 7 217,358**

Hundred Thousands Ten Thousands Thousands Hundreds Tens Ones Copyright © 2013 Kelly Mott

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**Question #3 What number is in the ones place? 691,345 Answer = 5**

Hundred Thousands Ten Thousands Thousands Hundreds Tens Ones Copyright © 2013 Kelly Mott

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**Question #4 What number is in the hundreds place? Answer = 8 661,822**

Hundred Thousands Ten Thousands Thousands Hundreds Tens Ones Copyright © 2013 Kelly Mott

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**Question #5 What number is in the hundred thousands place? 637,288**

Answer = 6 Hundred Thousands Ten Thousands Thousands Hundreds Tens Ones Copyright © 2013 Kelly Mott

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**Question #6 What number is in the ten thousands place? 340,022**

Answer =4 Hundred Thousands Ten Thousands Thousands Hundreds Tens Ones Copyright © 2013 Kelly Mott

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How did you do? Copyright © 2013 Kelly Mott

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**Now let’s look at finding the value of a digit.**

Copyright © 2013 Kelly Mott

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**Steps to Find the Value of a Number**

Circle the number Write the digit down Underline all of the digits to the right of the number Then count the # of places after the digit Add that same # of zeros Example: 5, 6 7 8 What is the value of the 7? _____________________ Copyright © 2013 Kelly Mott

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**Identify the Value of a Number**

Directions: A question will come up on the screen. Everyone will write their answer down on a dry erase board. The teachers will walk around and check your work. Then the correct answer will be displayed on the SMARTboard. Copyright © 2013 Kelly Mott

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**Question #1 What is the value of the 6 in the number below? 56,702**

Answer = 6,000 Copyright © 2013 Kelly Mott

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**Question #2 What is the value of the 8 in the number below? 29,582**

Answer = 80 Copyright © 2013 Kelly Mott

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**Question #3 What is the value of the 4 in the number below? 943, 781**

Answer = 40,000 Copyright © 2013 Kelly Mott

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**Question #4 What is the value of the 9 in the number below? 912, 683**

Answer = 900,000 Copyright © 2013 Kelly Mott

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**Question #5 What is the value of the 3 in the number below? 123, 456**

Answer = 3,000 Copyright © 2013 Kelly Mott

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**FOCUS QUESTION: What are the 3 ways we can write a number?**

Copyright © 2013 Kelly Mott

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**We can write numbers 3 different ways:**

Thousands Hundreds Tens Ones 3 2 1 9 Standard Form: written in numbers 3,219 Word Form: written in words Three thousand, two hundred nineteen Expanded Form: write the value of each digit 3, Copyright © 2013 Kelly Mott

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Standard Form Copyright © 2013 Kelly Mott

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**Writing Numbers in Standard Form**

Directions: A question will come up on the screen. Everyone will write their answer down on a dry erase board. The teachers will walk around and check your work. Then the correct answer will be displayed on the SMARTboard. Copyright © 2013 Kelly Mott

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**Question #1 Three thousand, sixty-two Answer = 3,062**

Copyright © 2013 Kelly Mott

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**Question #2 Twelve thousand, three hundred seventy-five**

Answer = 12,375 Copyright © 2013 Kelly Mott

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**Question #3 Eighteen thousand, five hundred Answer = 18,500**

Copyright © 2013 Kelly Mott

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**Question #4 Two hundred fifty two thousand, six hundred ninety-nine**

Answer = 252,699 Copyright © 2013 Kelly Mott

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**Question #5 Four hundred thousand, one hundred thirty-two**

Answer = 400,132 Copyright © 2013 Kelly Mott

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**Question #6 Seven hundred twenty thousand, four hundred thirty five**

Answer = 720, 435 Copyright © 2013 Kelly Mott

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Word Form Copyright © 2013 Kelly Mott

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Practice Word Form: ,456 ________________________________________ ,022 Copyright © 2013 Kelly Mott

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Expanded Form Copyright © 2013 Kelly Mott

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**Steps to Write the Expanded Form**

Start left to right Write the value of the first digit, add a plus sign, then write the value of the next digit, add a plus sign Keep following this method until you’ve written the value of each number Example: 5, 6 7 8 _____________________________________________ Copyright © 2013 Kelly Mott

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**Practice Expanded Form 1:**

32,750 ______________________________________________ 2. 95,026 ,709 ,008 Copyright © 2013 Kelly Mott

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**Expanded Form to Standard Form**

Copyright © 2013 Kelly Mott

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**Practice Expanded to Standard 1:**

500, , , ___ ___ ___ , ___ ___ ___ , , , , , Copyright © 2013 Kelly Mott

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**PRACTICE: Let’s practice standard form.**

Copyright © 2013 Kelly Mott

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**Expanded and Standard Form**

Directions: A question will come up on the screen. Everyone will write their answer down on a dry erase board. The teachers will walk around and check your work. Then the correct answer will be displayed on the SMARTboard. Copyright © 2013 Kelly Mott

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**5,972 Question #1 What is the expanded form of the number below?**

Answer = 5, Copyright © 2013 Kelly Mott

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**37,298 Question #2 What is the expanded form of the number below?**

Answer = 30, , Copyright © 2013 Kelly Mott

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**52,790 Question #3 What is the expanded form of the number below?**

Answer = 50, , Copyright © 2013 Kelly Mott

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**129,406 Question #4 What is the expanded form of the number below?**

Answer = 100, , , Copyright © 2013 Kelly Mott

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**108,065 Question #5 What is the expanded form of the number below?**

Answer = 100, , Copyright © 2013 Kelly Mott

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**Question #6 What is the standard form of the number below?**

8, = ___ ___ ___ ___ Answer = 8,125 Copyright © 2013 Kelly Mott

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**Question #7 What is the standard form of the number below?**

3, = ___ ___ ___ ___ Answer = 3,789 Copyright © 2013 Kelly Mott

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**Question #8 What is the standard form of the number below?**

20, , = __ __ __ __ __ Answer = 24,380 Copyright © 2013 Kelly Mott

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**Question #8 What is the standard form of the number below?**

10, , = __ __ __ __ __ Answer = 14,706 Copyright © 2013 Kelly Mott

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**Question #9 What is the standard form of the number below?**

500, , = __ __ __ __ __ __ Answer = 530,066 Copyright © 2013 Kelly Mott

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**Question #10 What is the standard form of the number below?**

400, , = __ __ __ __ __ __ Answer = 480,700 Copyright © 2013 Kelly Mott

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How did you do? Copyright © 2013 Kelly Mott

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Copyright © 2013 Kelly Mott

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