Question

Estimate: 5,673-436 To begin with we round off to thousands. (Why?) 5,673 rounds off to 6000 436 rounds off to -0 Estimated difference = 6000

Why we round of to thousand
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Answer 1

Answer:

The difference between is 5673 to 5000 is 673 that is More than the difference between 5673 to 6000(327). so it is round off to 6000.

the difference between 5436 to 5000 is 436 which is less than the difference between 5436 to 6000(564).so it is round off to 5000.