In 2010, the number of participants in a checkers tournament was 2.6x10^4 people. In 2013, the number of participants in a checkers tournament was 5.2x10^5 people. By what factor did the number of participants increase from 2010 to 2013?

Respuesta :

10^4*2.6= 26000
10^5*5.2=520000
520000-26000
=494000