関連ワード:  a negative divided by a negative equal a positive    does a negative divided by a negative equal a positive    a negative multiplied by a negative equals a positive    does a negative multiplied by a negative equal a positive    a negative number divided by a negative number equals a positive number    does a negative number divided by a negative number equal a positive number    a negative divided by a negative times a positive equals    does a negative number multiplied by a negative number equal a positive number    is a negative divided by a negative a positive    what is a negative divided by negative  
結果 : a negative divided by a negative equal a positive