Respuesta :

Neuron
If you would like to calculate (-1 2/3) * 4/7, you can do this using the following steps:

(-1 2/3) * 4/7 = - (1*3 + 2)/3 * 4/7 = (-5/3) * 4/7 = - (5*4)/(3*7) = -20/21

The correct result would be -20/21.