297.88-54.31-45.69简便运算?
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简便算法就是找到组合,能够凑成整数的那种
297.88-(54.31+45.69)
=297.88-100
=197.88
297.88-(54.31+45.69)
=297.88-100
=197.88
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297.88-(54.31+45.69)
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297.88-54.31-45.69
=297.88-(54.31+45.69)
=297.88-100
=197.88
=297.88-(54.31+45.69)
=297.88-100
=197.88
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评论
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你对这个回答的评价是?
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简便计算:297.88-54.31-45.69
297.88-54.31-45.69
=297.88-(54.31+45.69)
=297.88-100
=197.88
297.88-54.31-45.69
=297.88-(54.31+45.69)
=297.88-100
=197.88
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已踩过<
评论
收起
你对这个回答的评价是?
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