99.99×26+33.33×22用简便方法计算 急,快,我赶紧要!
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99.99×26+33.33×22用简便方法计算 急,快,我赶紧要!
99.99×26+33.33×22用简便方法计算 急,快,我赶紧要!
99.99×26+33.33×22用简便方法计算 急,快,我赶紧要!
99.99×26+33.33×22
=33.33×3×26+33.33×22
=33.33×78+33.33×22
=33.33×(78+22)
=33.33×100
=3333
对我的回答有不明白的可以追问!
99.99×26+33.33×22用简便方法计算 急,快,我赶紧要!
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