Rounding turn off numbers
We have already learnt round off off the numbers to the nearest tens, hundreds, etc. Permit us review them. Permit us think about a number, speak 12 ~ above a number line. That lies between 10 and 20. Us observe that the gap between 10 and 12 is much less than the gap between 12 and also 20, i.e., 12 is nearer come 10 than 20. So, us round turn off 12 come 10, the is, come the nearest ten.
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Similarly, if we take a number to speak 16, then it is nearer come 20 as contrasted to 10. So, we will certainly round off 16 to the nearest ten together 20.
But if number 15 is considered, which is at equal street from both 10 and 20, that is additionally rounded turn off to 20.
Similarly,In 46, the number in the ones place is 6. Hence, 46 rounded off to the nearest ten is 50.In 251, the number in the ones place is 1. Hence, 251 rounded off to the nearest ten is 250.In 345, the number in the tens location is 4. Hence, 345 rounded turn off to the nearest hundred is 300.In 9157, the number in the tens place is 5. Hence, 9157 rounded off to the nearest hundreds is 9200.In 5473, the digit at the hundreds location is 4. Hence, 5473 rounded turn off to the nearest thousands is 5000.
Rounding off a number to the nearest ten thousandConsider the number in thousands ar of the offered number.If it is less than 5, replace the number in thousands, hundreds, tens, and also ones by 0, keeping the number in other locations as lock are.If the is 5 or more than 5, change the number in thousands, hundreds, tens, and ones by 0 and increase the digit in ten thousands by 1.
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ExamplesIn number 18785, the digit 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 number in thousands location is 3 and 3
Rounding off a number come the nearest lakhConsider the digit in ten thousands location of the given number.If that is 5 or more than 5, replace the number in ten thousands, thousands, hundreds, tens, and ones by 0 and also increase the number in lakhs by 1.If it is less than 5, replace the digits in ten thousands, thousands, hundreds, tens, and also ones by 0 maintaining the number in other places as lock are.
ExamplesIn number 560712, the number in ten thousands location is 6, and also 6 > 5, for this reason the rounded off number is 600000.In number 821058, the number in ten thousands location is 2, and 2
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