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计算:1.996+19.97+199.8=______.
人气:235 ℃ 时间:2020-10-01 13:08:01
解答
1.996+19.97+199.8,
=(2-0.004)+(20-0.03)+(200-0.2),
=222-(0.004+0.03+0.2),
=221.766;
故答案为:221.766.
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