Respuesta :
840 - 3/7(840) =
840 - 360 = 480
480 - 1/8(480) =
480 - 60 = 420
840 - 360 = 480
480 - 1/8(480) =
480 - 60 = 420
I. 3·840/7=3·120=360$ spent
840-360=480$ rest
II.1·480/8=60$ spent
480-60=420$ left
Answer:420$
840-360=480$ rest
II.1·480/8=60$ spent
480-60=420$ left
Answer:420$