Round $0.41$0.41 to one decimal place.
Round $8.35$8.35 to one decimal place.
Round $79.38$79.38 to one decimal place.
Round $0.3009$0.3009 to one decimal place.
Identify and use rational and irrational numbers (e.g. π, sqrt(2) ).
Give approximations to specified numbers of decimal places and round off answers to reasonable accuracy in the context of a given problem.