Quang còn lại số cái kẹo là : 600 - 10 - 7= 583 ( cái kẹo )
Đ/S:.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Quang còn lai số kẹo là:
600 - ( 100 + 7 ) = 583 ( cái )
Đ/S: 583 cái kẹo