用简便方法算
0.25×3.06×0.4=
[ ]
|
A.3.06 |
B.30.6 |
|
C.0.306 |
D.306 |
用简便方法算
4.7×1.25×0.8=
[ ]
|
A.7.4 |
B.4.7 |
|
C.3.7 |
D.47 |
“0.96÷1.2○0.96”,比较大小,在○里应填的符号是
[ ]
|
A.> |
B.< |
|
C.= |
D.÷ |
“0.96×1.2○0.96”,比较大小,在○里应填的符号是
[ ]
|
A.> |
B.< |
|
C.= |
D.× |