Rounding turn off numbers
We have already learnt rounding off the numbers to the nearest tens, hundreds, etc. Allow us testimonial them. Permit us consider a number, to speak 12 top top a number line. It lies between 10 and also 20. Us observe the the gap between 10 and 12 is much less than the gap in between 12 and also 20, i.e., 12 is nearer to 10 보다 20. So, we round turn off 12 to 10, that is, come the nearest ten.
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Similarly, if us take a number speak 16, climate it is nearer to 20 as contrasted to 10. So, we will round turn off 16 to the nearest ten together 20.
But if number 15 is considered, i beg your pardon is in ~ equal distance from both 10 and 20, it is also rounded turn off to 20.
Similarly,In 46, the number in the ones ar is 6. Hence, 46 rounded turn off to the nearest ten is 50.In 251, the digit in the ones place is 1. Hence, 251 rounded off to the nearest ten is 250.In 345, the digit in the tens place is 4. Hence, 345 rounded turn off to the nearest hundred is 300.In 9157, the number in the tens ar is 5. Hence, 9157 rounded turn off to the nearest hundred is 9200.In 5473, the number at the hundreds ar is 4. Hence, 5473 rounded turn off to the nearest thousand is 5000.
Rounding off a number come the nearest ten thousandConsider the number in thousands place of the provided number.If the is less than 5, replace the number in thousands, hundreds, tens, and also ones by 0, maintaining the number in other locations as castle are.If the is 5 or an ext than 5, change the number in thousands, hundreds, tens, and also ones by 0 and increase the digit in ten thousands by 1.
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ExamplesIn number 18785, the number in thousands ar is 8 and also 8 > 5, so once rounded turn off the number nearest come ten thousand is 20000.In number 73568, the digit in thousands location is 3 and 3
Rounding turn off a number come the nearest lakhConsider the number in ten thousands location of the provided number.If the is 5 or much more than 5, replace the digits in ten thousands, thousands, hundreds, tens, and ones through 0 and also increase the number in lakhs through 1.If the is less than 5, replace the digits in ten thousands, thousands, hundreds, tens, and also ones through 0 keeping the digits in other locations as lock are.
ExamplesIn number 560712, the digit in ten thousands ar is 6, and also 6 > 5, for this reason the rounded off number is 600000.In number 821058, the digit in ten thousands location is 2, and also 2
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Filed Under: math Tagged With: Maths, Pre Algebra, rounding off a number come the nearest ten thousand, rounding off ci number to the nearest lakh, rounding off numbers