46÷ 6.8-3.9×+2.8 ÷4+
0.375×5.8+×3.2- (15-14×)×
24× 69 ×-13× ×40%+0.75 ×
①2.4÷×
②(+﹣)×36
③×99
④29.3﹣12.6﹣7.4
⑤5.9×8.5﹣49×0.85
⑥×[6÷(﹣)]