①( ﹣ )×24
②0.36×99+0.36
③20.8﹣(9.6+0.125÷12.5%)
④( ﹣ ÷2)×
⑤2.5×16×12.5
⑥0.5÷[ ﹣( ﹣ )]
①3.6﹣2.8+7.4﹣7.2
②1.25×1.6×25
③÷4
④÷[(﹣)×]