题目内容
5×99+5= ×[99（ ） ]．
分析：在计算5×99+5时，运用乘法分配律解答．
解答：解：5×99+5=5×（99+1）．
故答案为：55，+，1．
故答案为：55，+，1．
点评：此题考查了学生对乘法分配律的掌握与运用情况．
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