Relax

Respuesta :

Explanation:

13. 8,448 = 8,450 (round up, 8 more than 5)

14. 89.32 = 89.3 (round down, 2 less than 5, 0 is not needed)

15. 0.05678 = 0.0568 (round up, 8 more than 5, 0 in front are not significant)