①
②
③
④
⑤
①[3.2×(1-)+3]×2
③×99
④3.75×4+1.6×3
⑤1÷2.5+2.5×0.4
⑥3-1-
①( ﹣ )×24
②0.36×99+0.36
③20.8﹣(9.6+0.125÷12.5%)
④( ﹣ ÷2)×
⑤2.5×16×12.5
⑥0.5÷[ ﹣( ﹣ )]
①54×98
②(+﹣)×24
③4.86×[1÷(2.1﹣2.09)]
④8﹣