搜搜考试网简便计算9999*7778+3333*66665.6*69.32+138.64*0.05+693.2*0.432.4/0
来源：学生作业帮 编辑：搜搜考试网作业帮 分类：数学作业 时间：2024/06/26 05:43:02
简便计算
9999*7778+3333*6666
5.6*69.32+138.64*0.05+693.2*0.43
2.4/0.25
9999*7778+3333*6666
5.6*69.32+138.64*0.05+693.2*0.43
2.4/0.25
9999*7778+3333*6666
=3333*7778*3+3333*6666
=3333*(23334+6666)
=3333*90000
=299970000
5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
2.4/0.25
=2.4*4/(0.25*4)
=9.6/1
=9.6
=3333*7778*3+3333*6666
=3333*(23334+6666)
=3333*90000
=299970000
5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
2.4/0.25
=2.4*4/(0.25*4)
=9.6/1
=9.6
简便计算9999*7778+3333*66665.6*69.32+138.64*0.05+693.2*0.432.4/0
9999乘以7778加上3333乘以6666怎么简便计算?5.6乘以69.32加上138.64乘以0.05加上693.2
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