3.26t=________kg | 123cm2=________m2 |
5.29mm=________m | 650g=________kg |
7300m=________km | 5L25mL=________L. |
直接写出结果.
450÷90= | 730-280= | 70×300= | 125×8= | 2400÷60= |
7200÷25÷4= | 416÷70≈ | 120÷39≈ | 49×5≈ | 507×48≈ |
3.26t=________kg | 123cm2=________m2 |
5.29mm=________m | 650g=________kg |
7300m=________km | 5L25mL=________L. |
450÷90= | 730-280= | 70×300= | 125×8= | 2400÷60= |
7200÷25÷4= | 416÷70≈ | 120÷39≈ | 49×5≈ | 507×48≈ |