how to estimate 10,999 to the nearest tenth thousand? experts please answer

 Estimate 10,999 to the nearest tenth thousand

Tenth thousands means 10,000 . Check the 4th place of the digit. Here it is 0 which is less than 5  . So it will be round off to the 10 ,000 . If it was more than 5 then it would been rounded to 20,000.

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