7.4
×5.4-(9.3-5.1)=[ ]
|
A .0.28 |
B .1000 |
|
C .1.736 |
D .35.76 |
21.7
÷[3.5÷(0.4×0.7)]=[ ]
|
A .0.28 |
B .1000 |
|
C .1.736 |
D .35.76 |
12.5
×25×0.4×8=[ ]
|
A .0.28 |
B .1000 |
|
C .1.736 |
D .35.76 |
0.1
除1的商加上7的1.4倍,和是[ ]
|
A .10 |
B .19.8 |
|
C .20 |
D .23 |
30.6
÷[(17.2-3.6)×4.5]=[ ]
|
A .0.1 |
B .1.2 |
|
C .0.5 |
D .7 |
1.1
÷(0.5+3.15÷0.3)=[ ]
|
A .0.1 |
B .1.2 |
|
C .0.5 |
D .7 |
0.67
×4.4+0.33×4.4=[ ]
|
A .20 |
B .50 |
|
C .4.4 |
D .6.2 |
29.7
+13.15+0.3+6.85=[ ]
|
A .20 |
B .50 |
|
C .4.4 |
D .6.2 |
28.2
的1.5倍减去31.9,所得的差再除以2.6,商是[ ]
|
A .42.3 |
B .10.4 |
|
C .4 |
D .10 |
1.96
×[(5.02+4.98)÷0.25]=[ ]
|
A .40 |
B .0 |
|
C .0.8 |
D .78.4 |