Khan/khan-exercises — Issue #9109: Properties of numbers 2 - properties of number 2
Author: KhanBugz
Created: 2011-12-20 18:31:19+00:00
State: open
Labels: ie8, wrong-or-unclear, xp

It said what number can we multiply 3387 to get 1

[properties_of_numbers_2.html?seed=68&problem=multiplicative-inverse](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=68&problem=multiplicative-inverse&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/properties_of_numbers_2.html?seed=68&problem=multiplicative-inverse&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%221%5C%22%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C0%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22x%5C%22%22%2C9%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221111111111111-111111111111111111%5C%22%22%2C17%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221111111111111-111111111111111111%5C%22%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5C%221111111111111-111111111111111111%5C%22%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5C%223378%5C%22%22%2C6%5D%2C%5B%22incorrect-activity%22%2C%22%5C%223387%5C%22%22%2C11%5D%5D)

["1","x","1111111111111-111111111111111111","1111111111111-111111111111111111","1111111111111-111111111111111111","1111111111111-111111111111111111","3378","3387"]

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