Scribe

Sign Rule (Part 1)

When integers have the same value (+ or -) the product is positive.

When the integers have different values (+,-) the product is negative

(+2)×(-3)=-6            (-2)×(+3)=-6

(+2)×(+3)=6             (-2)×(-3)=6

Sign Rule (Part 2)

When multiplying integers count the negative signs

Odd number= negative product

Even number= positive product

(+2)×(+3)×(-1)=

\            /

     (+6) × (-1)=(-6)

(+2)×(+3)×(-1)×(-1)=

 \           /

     (+6) × (-1)