无
*注意事项:
0.123×2.5= 12.3×250=
3.7+3=3.7×3 0.9÷1.50.9×1.5
9.99÷0.01999×0.01 0.21×0.210.21÷0.21
30×0.7= 8.4÷0.2= 0.05×1.2= 3.5÷10=
1-0.77= 2.5÷0.5= 77+0.23= 0.8×2.5=
微信扫码预览、分享更方便
详情