Problem of the Week (25)

Problem of the Week

Problem of the Week (25)

Zach Marinov, 3 months ago 0 1 min read 26

What is the hundreds digit of $(20! - 15!)$ ?

Source: 2019 AMC 10A

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Zach Marinov

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Problem of the Week

Problem of the Week (24)

Zach Marinov

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