问题 解答题

3.45×6.8+65.5×0.68=______.

答案

3.45×6.8+65.5×0.68,

=3.45×6.8+6.55×6.8,

=(3.45+6.55)×6.8,

=10×6.8,

=68.

故答案为:68.

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