Comparing Decimals with Models
Presentation
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Mathematics
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4th Grade
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Hard
Joseph Anderson
FREE Resource
8 Slides • 8 Questions
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12.4 Compare Decimals
I can use decimal models, number lines, and place-value charts to compare decimals. I can use <, >, and = to write decimal comparisons.
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Multiple Choice
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Open Ended
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Multiple Choice
Jacob is going to the market. He wants to walk the route that is the shorter distance. Which of the two routes should Jacob take, red or orange?
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Jacob should take the red route.
Compare the distances using the shaded hundredths models. The hundredths model showing 0.74 has fewer hundredths shaded than the hundredths model showing 0.8. The shorter distance is 0.74 km. Jacob should take the red route, which has the shorter distance.
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Step it Out
Mia cuts 2.44 pounds of yellow watermelon and 2.41 pounds of red watermelon. Does Mia cut more yellow watermelon or red watermelon?
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First, lets put our decimals in a place value chart.
What is something you notice about our chart?
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Multiple Choice
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Mia cuts more yellow watermelon.
Compare the decimal number for the weight of the yellow watermelon, 2.44, to the decimal number for the weight of the red watermelon, 2.41. 2.44 > 2.41 so Mia cuts more yellow watermelon.
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Multiple Choice
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Multiple Choice
Use the hundredths models and the number line to compare the numbers. 0.52 ____ 0.7
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Multiple Choice
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Multiple Choice
Ms. Halloran has prepared slides for her students to view under a microscope. Each slide shows a cell or a one-celled organism. Which is largest?
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12.4 Compare Decimals
I can use decimal models, number lines, and place-value charts to compare decimals. I can use <, >, and = to write decimal comparisons.
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