Respuesta :

Answer:

13.3 * 10^26

Step-by-step explanation:

(1.898 * 10^27) - (5.68 * 10^26)

1.898 * 10^27 - 5.68 * 10^26

(1.898 * 10 - 5.68) * 10^26

(18.98 - 5.68) * 10^26

13.3 * 10^26