Respuesta :

SugarHearts

Answer:

216 x 10 13 (13 is the number that goes above of the 10)

Step-by-step explanation:

Multiply 8.1 x 10. 81

Multiply 4.5 x 10. 45

Add 81 + 45. 216

Add the scientific notions (8 + 5) . 13

216 x 10 13

Hope I helped!