Помогите пожалуйста 1) -4 1/6 *2 2/5 2) -4 2/3 * (-1 4/7)
1) -4 1/6 × 2 2/5 = - 25/6 × 12/5 = -5 × 2 = -10 ; 2) -4 2/3 × ( -1 4/7 ) = -14/3 × ( -11/7 ) = 2/3 × 11 = 22/3 = 7 1/3