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199999+29999+3999+499+59等于几
人气:164 ℃ 时间:2020-01-28 23:33:09
解答
234560-5
=234555(199999+1)+(29999+1)+(3999+1)+(499+1)+(59+1)-5 =200000+30000+4000+500+60-5 =234560-5 =234555
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