In this episode Pam and Kim use what students know about integer multiplication to tackle integer division (without mismatching rules or randomly switching signs).

Talking Points:

Reasoning about integer multiplication is ground work for integer division
An integer division Problem String
Teacher move: time to pause and consider
Using the quotative meaning of division
Thinking about opposites and reflection
Using the partitive meaning

See episode 64 for the equivalent ratio strategy

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Ep 243: Integer Division