题目内容
0.00067×0.338-(75×0.00000102÷0.00338×0.042)=( )
| A.0.00008 | B.0.0008 | C.0.000529 | D.0.0529 |
原式=0.0002265-(0.000075÷0.00338×0.042)
=0.0002265-(0.0221893×0.042)
=0.0002265-0.000932
≈0.0008,
故选B.
=0.0002265-(0.0221893×0.042)
=0.0002265-0.000932
≈0.0008,
故选B.
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