展开全部
5.5×7.1+33×0.55-5.5×0.04
=5.5×7.1+3.3×5.5-5.5×0.04
=5.5×(7.1+3.3-0.04)
=5.5×10.39
=?
估计你题打错了,应该是:
5.5×7.1+33×0.55-55×0.04
=5.5×7.1+3.3×5.5-5.5×0.4
=5.5×(7.1+3.3-0.4)
=5.5×10
=55
=5.5×7.1+3.3×5.5-5.5×0.04
=5.5×(7.1+3.3-0.04)
=5.5×10.39
=?
估计你题打错了,应该是:
5.5×7.1+33×0.55-55×0.04
=5.5×7.1+3.3×5.5-5.5×0.4
=5.5×(7.1+3.3-0.4)
=5.5×10
=55
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展开全部
5.5×7.1+33×0.55-5.5×0.04
=5.5X(7.1+3.3-0.4)
=5.5X10
=55
=5.5X(7.1+3.3-0.4)
=5.5X10
=55
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
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