发现:
900÷900=
4800÷600=
1800÷900=
11×500=
1
2.03×3.4= 2.03×0.34=
69.02÷0.34= 6.902÷3.4=
2.33×1.012.33 1.8÷0.991.8
4.7×0.854.7 1.98÷0.51.98×2
9.24÷0.0392.4÷0.3 2.69×1.020.98×2.69
7.5÷0.37.5 6÷1.26 4.2÷3÷24.2÷6