题目内容
3.5×0.8+5.5×80%+
的值是多少.( )
| 4 |
| 5 |
| A.8 | B.18 | C.6 | D.26 |
3.5×0.8+5.5×80%+
,
=3.5×0.8+5.5×0.8+0.8,
=(3.5+5.5+1)×0.8,
=10×8,
=8;
故选:A.
| 4 |
| 5 |
=3.5×0.8+5.5×0.8+0.8,
=(3.5+5.5+1)×0.8,
=10×8,
=8;
故选:A.
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