Chase purchased large bags of potting soil to replenish his garden. Chase purchased 6 bags at $2.49 each and 2 bags at $6.89 each. How much was Chase's total purchase?

Chase purchased 6 bags at $2.49 each for a total of 6*$2.49 = $<<6*2.49=14.94>>14.94

Chase purchased 2 bags at $6.89 each for a total of 2*$6.89 = $<<2*6.89=13.78>>13.78
The total purchase was 14.94+13.78 = $<<14.94+13.78=28.72>>28.72. Answer: \boxed{28.72}.