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Everyday Math Grade 4 – Lesson 4.2 Comparing and Ordering Decimals Copyright © 2011 Kelly Mott.

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Presentation on theme: "Everyday Math Grade 4 – Lesson 4.2 Comparing and Ordering Decimals Copyright © 2011 Kelly Mott."— Presentation transcript:

1 Everyday Math Grade 4 – Lesson 4.2 Comparing and Ordering Decimals Copyright © 2011 Kelly Mott

2 Lesson Components: Part 1: Math Boxes 4.2 Page 85Math Boxes 4.2 Page 85 Part 2: ReviewReview Part 3: PowerPoint LessonPowerPoint Lesson Part 4: Math Journal Page 83Math Journal Page 83 Part 5: Math Journal Page 84Math Journal Page 84 Part 6: Additional Sheets Leaping Learners May I Take Your Order Copyright © 2011 Kelly Mott

3 Copyright © 2010 Kelly Mott Math Boxes Lesson 4.2 Page 85

4 Copyright © 2010 Kelly Mott Math Box 1:

5 Copyright © 2010 Kelly Mott Math Box 2:

6 Copyright © 2010 Kelly Mott Math Box 3:

7 Copyright © 2010 Kelly Mott Math Box 4:

8 Copyright © 2010 Kelly Mott Math Box 5:

9

10 Everyday Math Grade 4 – Lesson 4.2 Comparing and Ordering Decimals Copyright © 2011 Kelly Mott

11 PART 1: REVIEW Copyright © 2011 Kelly Mott

12 When we write numbers, the position or “place” of each number is important. Place Value Copyright © 2011 Kelly Mott

13 The first place to the right of the decimal represents the tenths place. EXAMPLE: The Tenths Place Copyright © 2011 Kelly Mott.3 or 3 10 =

14 Let’s Practice. Write the decimal and the fraction for each. The Tenths Place Copyright © 2011 Kelly Mott = or

15 Write the decimal and the fraction for each. The Tenths Place Copyright © 2011 Kelly Mott or =

16 The second place to the right of the decimal represents the hundredths place. The Hundredths Place Copyright © 2011 Kelly Mott =.26 or 26 100

17 Let’s Practice. Write the decimal and the fraction for each. The Hundredths Place Copyright © 2011 Kelly Mott or =

18 Let’s Practice. Write the decimal and the fraction for each. The Hundredths Place Copyright © 2011 Kelly Mott or =

19 A mixed number is a whole number and a fraction or a part of a whole. Mixed Numbers Copyright © 2011 Kelly Mott 2.8 or 2 8 10

20 Mixed Numbers Copyright © 2011 Kelly Mott or

21 Mixed Numbers Copyright © 2011 Kelly Mott or

22 7 tenths Write the Decimal Copyright © 2011 Kelly Mott 48 hundredths

23 8 hundredths Write the Decimal Copyright © 2011 Kelly Mott 5 tenths

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25 PART 2: COMPARE DECIMALS Copyright © 2011 Kelly Mott

26 When we compare numbers, we often use symbols. Comparing Decimals Copyright © 2011 Kelly Mott

27 When comparing numbers, think of Pac Man or an alligator. They EAT the BIGGER number. Comparing Decimals Copyright © 2011 Kelly Mott

28 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

29 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

30 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

31 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

32 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

33 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

34 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

35 Use the >, <, or = sign to complete the following: Comparing Decimals Copyright © 2011 Kelly Mott

36 PART 3: COMPARE BY LINING UP THE PLACES Copyright © 2011 Kelly Mott

37 .2.12 Compare ( > < =) Copyright © 2011 Kelly Mott HTensOnesTenthsHundr edths....05.1 HTensOnesTenthsHundr edths...

38 .13.31 Compare ( > < =) Copyright © 2011 Kelly Mott HTensOnesTenthsHundr edths....34.4 HTensOnesTenthsHundr edths...

39 .3.15 Compare ( > < =) Copyright © 2011 Kelly Mott HTensOnesTenthsHundr edths....6.09 HTensOnesTenthsHundr edths...

40 1.2 1.17 Compare ( > < =) Copyright © 2011 Kelly Mott HTensOnesTenthsHundr edths... 1.09 1.3 HTensOnesTenthsHundr edths...

41 2.5 2.50 Compare ( > < =) Copyright © 2011 Kelly Mott HTensOnesTenthsHundr edths... 3.09 3.2 HTensOnesTenthsHundr edths...

42 4.07 4.7 Compare ( > < =) Copyright © 2011 Kelly Mott HTensOnesTenthsHundr edths... 8.60 8.6 HTensOnesTenthsHundr edths...

43 PART 4: ORDERING NUMBERS Copyright © 2011 Kelly Mott

44 LEAST TO GREATEST Copyright © 2011 Kelly Mott

45 Line up the numbers. Then put them in order. Cross out the numbers as you go. Now put them in order from least to greatest: ________ ________ ________ ________ ________ ORDER: LEAST TO GREATEST 1 HTensOnesTenthsHundr edths..... Order these numbers: 0.07, 0.7, 0.77, 7.7 Copyright © 2011 Kelly Mott

46 Line up the numbers. Then put them in order. Cross out the numbers as you go. Now put them in order from least to greatest: ________ ________ ________ ________ ________ ORDER: LEAST TO GREATEST 2 HTensOnesTenthsHundr edths..... Order these numbers: 0.88, 0.37,1.8, 2.01 Copyright © 2011 Kelly Mott

47 Line up the numbers. Then put them in order. Cross out the numbers as you go. Now put them in order from least to greatest: ________ ________ ________ ________ ________ ORDER: LEAST TO GREATEST 3 HTensOnesTenthsHundr edths..... Order these numbers: 5.1, 5.01, 50.1, 50.01 Copyright © 2011 Kelly Mott

48 GREATEST TO LEAST Copyright © 2011 Kelly Mott

49 Line up the numbers. Then put them in order. Cross out the numbers as you go. Now put them in order from greatest to least: ________ ________ ________ ________ ________ ORDER: GREATEST TO LEAST 1 HTensOnesTenthsHundr edths..... Order these numbers: 0.06, 0.60, 0.66, 0.09 Copyright © 2011 Kelly Mott

50 Line up the numbers. Then put them in order. Cross out the numbers as you go. Now put them in order from greatest to least: ________ ________ ________ ________ ________ ORDER: GREATEST TO LEAST 2 HTensOnesTenthsHundr edths..... Order these numbers: 0.90, 1.05, 0.75, 1.2 Copyright © 2011 Kelly Mott

51 Line up the numbers. Then put them in order. Cross out the numbers as you go. Now put them in order from greatest to least: ________ ________ ________ ________ ________ ORDER: GREATEST TO LEAST 3 HTensOnesTenthsHundr edths..... Order these numbers: 0.24, 2.04, 4.02, 0.42 Copyright © 2011 Kelly Mott

52 PART 5: Copyright © 2011 Kelly Mott http://www.ixl.com/

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54 Does this make sense? Copyright © 2011 Kelly Mott

55 a

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57 Copyright © 2010 Kelly Mott

58 HOMEWORK Page 83 Copyright © 2011 Kelly Mott

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61 HOMEWORK Page 84 Copyright © 2011 Kelly Mott

62

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64 HOMEWORK Leaping Learners Copyright © 2011 Kelly Mott

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67 HOMEWORK May I Take Your Order Worksheet Copyright © 2011 Kelly Mott

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