R-11 Multiplication of Integers Rules

 Single Flip
(-) x (+) =(-)
(+) x (-) = (-)

Double Flip
(+) x (+)=(+)
(-) x (-) = (-)

Net value of edge 1 x net value of edge 2 = net value of array

L-Page drawing

 

Homework

1. Label the picture w/ the parts of the division problem

2. Brainstorm division rules and reasons why the work with chips.