Calculation Policy

EXPANDED ADDITION http://www.showme.com/sh/?h=KeoCzsu

VERTICAL ADDITION http://www.showme.com/sh/?h=jS4r1m4

COMPACT COLUMN ADDITION http://www.showme.com/sh/?h=UWD9C3E

NUMBER LINE SUBTRACTION http://www.showme.com/sh/?h=RMPgIEK

COMPACT COLUMN SUBTRACTION http://www.showme.com/sh/?h=GzkzLYO

GRID METHOD http://www.showme.com/sh/?h=TUo8hGK

LONG MULTIPLICATION http://www.showme.com/sh/?h=eg2BTCS

NUMBER LINE DIVISION http://www.showme.com/sh/?h=PXKoxgO

LONG DIVISION http://www.showme.com/sh/?h=KRyYKci