先算括号里的数,是3,328。再除以0,8最后结果等于4,16
3.2/0.8+0.128/0.8=4+0.16=4.16
(3.2+0.128)/0.8=3.2÷0.8+0.128÷0.8=4+0.16=4.16
(3.2+0.128)/0.8=3.2/0.8+0.128/0.8=4+0.16=4.16