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If you need to round a number to a given (variable) number of specified digits or figures, you can do so with an elegant formula that uses the ROUND and LOG10 functions. In the example shown, the formula in D6 is as follows: =ROUND(B6,C6-(1+INT(LOG10(ABS(B6)))))
12 cze 2024 · Use a new function named ROUNDSIGNIFICANT to round values to significant figures in Excel. Paste this formula into cell E5 and it will return the rounded values. =ROUNDSIGNIFICANT(D5,3)
The formula for the ROUNDUP function in Excel is =ROUNDUP (number, num_digits). Use this function when you need to round a number up to a specific number of decimal places. The number is the value you want to round up and num_digits specifies the number of digits to which you wish to round.
6 lut 2023 · =ROUND(number_to_round, sig_digits - (1 + num_digits_in_number)) Plug in the formula to calculate the number of digits in a number: =ROUND(number_to_round, sig_digits - (1 + INT(LOG10(ABS(number_to_round)))))
For example, to round 2345678 down to 3 significant digits, you use the ROUNDDOWN function with the parameter -4, as follows: = ROUNDDOWN(2345678,-4). This rounds the number down to 2340000, with the "234" portion as the significant digits.
This tutorials shows how to Round a number to n significant digits in Excel. If you need to round a number to a given (variable) number of specified digits or figures, you can do so with an elegant formula that uses the ROUND and LOG10 functions. Formula =ROUND(number,digits-(1+INT(LOG10(ABS(number)))))
3 maj 2023 · Excel ROUND function. ROUND is the major rounding function in Excel that rounds a numeric value to a specified number of digits. Syntax: ROUND(number, num_digits) Number - any real number you want to round. This can be a number, reference to a cell containing the number or a formula-driven value. Num_digits - the number of digits to round the ...