(-6 1/8) : (- 7/9)+(-2 целых11/14)* 1 целая 8/13 + (-3,63): (-0,22) решите плиз

(-6 1/8) : (- 7/9)+(-2 11/14)* 1  8/13 + (-3,63): (-0,22) =  19,875(-6 1/8) : (- 7/9) = 49/8*9/7 = 63/8 =    =7 7/8 = 7,875(-2 11/14)*1 8/13 = -39/14*21/13 = -9/2  = - 4 1/2 = -4,5(-3,63): (-0,22)= 16,57,875 + (-4,5) + 16,5 = 19,875