Prompt
Twenty of these ten-packs of batteries were purchased at the store. Each one had only eight out of the ten batteries that were promised in a full pack due to an error at the factory.
With these twenty packs of batteries that are only eight-tenths full, how many full packs of ten can you make?
Prompt Image
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At this time, you may want to provide students with copies of blank ten frames to use as a tool. Login/Join to access our Missing Batteries ten frame template that mirrors the packs of batteries to keep the context alive.
Consolidation Prompt #1
Unfortunately for the POWER-UP battery company, they had another shipment of 10-packs that had been packaged incorrectly. This time, each 10-pack had only 9 batteries.
If you purchased 36 of these 10-packs that were only 9-tenths full, how many full 10-packs can you make?
Model your thinking and create a convincing argument for your math community.
Be sure to include a multiplication sentence that represents this situation.
Consolidation Prompt #2
Consider the following multiplication sentence.
8 x 0.7
Write a context and draw a model that could be represented by this multiplication. Solve.
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