gbrannon2019 gbrannon2019

02-11-2019
Mathematics

contestada

What is 400 + 20+9 in standard form?

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myrtlerose517 myrtlerose517

02-11-2019

From expanded form to standard from you would:

Take the numbers that are expanded (400 + 20 + 9)

Then add them together:
(Step by step)
400 + 20 = 420
420 + 9 = 429

Hope this helps :)

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