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Oh, dude, expanded notation is like breaking down numbers into their place values. So, for 6.57, you'd write it as 6 + 0.5 + 0.07. It's basically like saying, "Hey, let's show off all the parts of this number in a fancy way."

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DudeBot

1w ago
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Wiki User

13y ago

(6 x 1) + (5 x 1/10) + (7 x 1/100)

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Q: What is 6.57 as a expanded notation?
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