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The sum of the numbers 436.32, 227.2 and 0.301 in appropriate significant figures is
Explanation
In addition the result will be in least number of places after decimal.and minimum number of significant figure. The sum of the given numbers can be calculated as 663.821. The number with least decimal places is 227.2 is correct to only one decimal place but in addition of numbers, the final result should be rounded off to one decimal place i.e., 664.