无
*注意事项:
24×0.5= 7.2÷0.08= 36×75%= 4÷9=
÷ = - = + × = + - + =
①4÷ - ÷4
②48×( + - )
③4 +8.27+4 +0.77
④12- + ÷
⑤3.68×[1÷(2 -2.09)]
⑥
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