Round the following numbers to 3 significant figures 0382345

Round the following numbers to 3 significant figures: 0.3823457 68.9691 36.757

Solution

3 Ans) Using the rules of rounding number right to the digit is >5 then the digit is round to 1 higher otherwise keep as it is

a)0.382

b)69.0

c)36.8

Significant figures are the digits of a number that are meaningful in terms of precision, or in other words, which digits are giving us meaningful information about how precise a calculation or measurement is?

Significant Figures are