YUMMYMATH

Algebra Number Sense Geometry 3-act tasks Any time math

2023-11-20 09:44:53

How many times bigger?

Listen to students initial thoughts as they wrestle through what "bigger" means ... length? height? wheel-base? volume?

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Act One: What questions come to mind? How many times greater is the big cozy coup than the small cozy coup?

Make a guess.
Make a guess that you know is probably too low.
Make a guess that is probably too high.

Act Two: What additional information would be useful here? (Clicking on any of these images will let you see them larger.)

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Act Three: Solutions and teaching hints for members: CozyCoup-solution.pdf

Sequel: The cozy coup manufacturers are making a giant cozy coupe that is roughly the same proportions as these cars. List possible dimensions of the giant cozy coupe.

CCSS: 7.G.1, 7.G.6, 7.RP.3, HSG.MG.A.1, MP1, MP2, MP4

Tags:

proportion ratio geometry scale 7.G.1 7.RP.3 7.G.6 MP1 MP2 6th 7th 8th HS HSG-MG.A.1 similar figure 3-act task MP4

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How many times bigger?

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