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

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

PART 1: REVIEW Copyright © 2011 Kelly Mott

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

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 =

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

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

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

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

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

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

Mixed Numbers Copyright © 2011 Kelly Mott or

Mixed Numbers Copyright © 2011 Kelly Mott or

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

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

PART 2: COMPARE DECIMALS Copyright © 2011 Kelly Mott

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

PART 4: ORDERING NUMBERS Copyright © 2011 Kelly Mott

LEAST TO GREATEST Copyright © 2011 Kelly Mott

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

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

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, Copyright © 2011 Kelly Mott

GREATEST TO LEAST Copyright © 2011 Kelly Mott

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

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

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

PART 5: Copyright © 2011 Kelly Mott

Does this make sense? Copyright © 2011 Kelly Mott

a

Copyright © 2010 Kelly Mott

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