Respuesta :

42-6 is 36 that is your answer 

MadisonArmstrong
42-6 is 36 because you subtract 6 from 2, but you must draw from the tens column reducing the four to a three and raising the 2 to a 12, and 12-6 is 6. Then moving back to the tens column, 3-0 is 3, giving the final answer of 36. :)