相关试题
直接写出得数．
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﹣0.8=
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÷4=
3.5﹣2.9= 36.4÷100= 1.7×0.3= 4.8+2=
×21= 9.82﹣0.2= 0.8÷0.002= 2.5×1.7×4=
直接写出得数．+=﹣=×=÷=×=﹣0.8=+=÷4=
3.5﹣2.9= 36.4÷100= 1.7×0.3= 4.8+2=×21= 9.82﹣0.2= 0.8÷0.002= 2.5×1.7×4=
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