÷(8.4-5.4) 13.62﹣2.84+6.38﹣7.16 32.9×140%-32.9×
0.4÷0.2= 1÷= 406﹣299= a﹣a×0=
213+199= 52-0.8= 12.5××0.08= 101×45=
①( ﹣ )×24
②0.36×99+0.36
③20.8﹣(9.6+0.125÷12.5%)
④( ﹣ ÷2)×
⑤2.5×16×12.5
⑥0.5÷[ ﹣( ﹣ )]