Perform the calculation then
round to the appropriate number
of significant digits.
21.05 : 5

Hint: Look at the number that has the FEWEST sig figs to
determine how many sig figs should be in your answer.
(5 has 1 significant digit, so your answer should have 1
significant digit.)

Perform the calculation then round to the appropriate number of significant digits 2105 5 Hint Look at the number that has the FEWEST sig figs to determine how class=