Science: Rounding
By G Waller
Round each of the following numbers to 3 significant figures. Remember to look at one number PAST the 3rd significant figure. Round up if that number is greater than or equal to 5; and round down, if the number is less than five.
126.876
0.042536
24,567,364
36,532
135,999
0.0023745
0.7435
0.5365
0.2398
12.459
129.567
0.052989
64.389
189,235,432
739,621