①4041 ×
②18÷()
③
④25%×+0.75÷+8÷9
⑤×5+85×
⑥4.2×()×
①67.38-(17.6+15.38)
②9.58×+42%÷
③7.8÷[28×(1-)+3.6]
①
②36×()
④
⑤3.24×0.76+3.24×0.24
⑥