Signs rule for multiplication and division When two positive numbers are multiplied or divided, the result will have a positive sign. (+) x (+) = + (+) ÷ (+) = + When two numbers are multiplied or divided, one with a positive sign and the other with a negative sign, the result will have a negative sign. (+) x (-) = -

The correct multiplication and division symbols are dot (A · B instead of A. B), Asterix (instead of A*B), times (A × B instead of A x B) and division symbol (A ÷ B instead of A / B). Alt codes and Math Autocorrect provides proper way to insert these symbols in Ms Word.