直接写出得数.1÷=________;????0÷=________;?????+×0=________;???1÷0.1=________;432-198=_

发布时间:2020-08-09 17:30:40

直接写出得数.
1÷=________;??? ?0÷=________;????? +×0=________;??? 1÷0.1=________;432-198=________;? 1000-273-627=________; 1.9×1.25×8=________;÷÷=________;0.1×0.1÷0.1×0.1=________;? 0.77×99+0.77=________.

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7    0        10    234    100    19        0.01    77
解析分析:本题根据四则混合运算的顺序计算即可,先算乘除,再算加减,有括号的再算括号里面的.

解答:解:
1÷=7;??? ?????? ??0÷=0??????????????? +×0=;??? 1÷0.1=10;432-198=234;? 1000-273-627=100; 1.9×1.25×8=19;÷÷=;0.1×0.1÷0.1×0.1=0.01;? 0.77×99+0.77=77;故
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