Respuesta :

12*5 then add a 0 to the end? sorry I would be more help but you didn't post "the following steps"
12 * 50

u could multiply 12 * 5 then slap a 0 on the end

12 * 5 = 60.....add the 0......= 600

or

u could do (10 * 50) + (2 * 50) = 500 + 100 = 600