Respuesta :
Here we're dividing a neg. number by a pos. one. Thus, the correct result is neg. Next, estimate the answer by div. -16 by 4; the correct estimate is -4. Thus, B is correct: it's about -4.
Here we're dividing a neg. number by a pos. one. Thus, the correct result is neg. Next, estimate the answer by div. -16 by 4; the correct estimate is -4. Thus, B is correct: it's about -4.