We have five significant figures in the value 25 , 803 , 000 , 000 mg.
The term significant figures refers to the numbers of figures to which we can assign a mathematical values. The numbers that we refer to here must be non zero numbers.
The implies that we must look out for the values that are nonzero in the digits shown which is 25 , 803 , 000 , 000 mg. A close look at this values shows us that we have five figures that can be assigned values.
Thus we have five significant figures in the value 25 , 803 , 000 , 000 mg.
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