5.7×0.1-0.1=[ ]
- A.
5.7
- B.
0.47
- C.
0.46
- D.
0.67
B
解：5.7×0.1-0.1
=0.57-0.1
=0.47
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口算
（1）70×80=
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（3）
+
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=
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0.8
（10）0.28×100=
28
28
3200÷1000=
3.2
3.2
0.5×100=
50
50
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0.5
0.5
（11）340+120=
460
460
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=
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0.5
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（12）12-
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=
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．
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科目：小學(xué)數(shù)學(xué)
來源：
題型：解答題
直接寫出計算結(jié)果．
| 7×0.5= | 4÷0.8= | 5.6-2.3= | 0.125×4= | 44÷1.2= | 3.2÷1= |
| 3.07×100= | 1.8×5= | 36÷3.6= | 9.6÷1.2= | 0÷0.9= | 0.1×0.12= |
| 5÷0.3×0.2= | 12.5+12.5÷12.5= | 0.6+0.6÷0.6-0.6= | 2×0.7+4.2×0.3= | （8.5-1.5）÷0.1= | 20-3.7-6.3= |
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