It's a revelation when students discover multiplication is repeated addition
! Here we explain the meaning and notation of multiplication, state the commutative property
, and show that multiplying by 1 doesn't change a number.Help Me, Math Teacher!
is a series of videos from +Socratica
with easy-to-understand explanations about topics that first come up in arithmetic, and will continue to be helpful in other math subjects including algebra, trigonometry, geometry, and more. Be sure to subscribe!http://www.youtube.com/subscription_center?add_user=SocraticaStudios