在○里填上适当的符号.
3.5×0.9○3.5 3.5÷0.9○3.5 7.26×10○7.26÷0.1
5.6÷1.8○5.6 7.89×1.01○7.89 23.6×0.8○2.36×80.
在○里填上适当的符号.
3.5×0.9○3.5 3.5÷0.9○3.5 7.26×10○7.26÷0.1
5.6÷1.8○5.6 7.89×1.01○7.89 23.6×0.8○2.36×80.