Respuesta :

240/3 = 80, so the calculator would be $80

Answer:

The calculator is $80.

Step-by-step explanation:

The calculator is half as much as the textbook. 80+ 80 is 160.  160 + 80 is 240. Thats the answer. But a calculator?!?! 80 dollars?!?!? P.S. thats a very expensive textbook.