简算:(1)9999*7778+3333*6666(2)5.6*69.32+138.64*0.05+693.2*0.43
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/06 07:51:13
简算:(1)9999*7778+3333*6666(2)5.6*69.32+138.64*0.05+693.2*0.43
简算:
(1)
9999*7778+3333*6666
(2)
5.6*69.32+138.64*0.05+693.2*0.43
简算:(1)9999*7778+3333*6666(2)5.6*69.32+138.64*0.05+693.2*0.43
(1)
9999*7778+3333*6666
=9999*7778+3333*(2222*3)
=9999*7778+(3333*3)*2222
=9999*7778+9999*2222
=9999*(7778+2222)
=9999*10000
=99990000
(2)
5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*(2*0.05)+69.32*(10*0.43)
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
9999*7777+9999+9999*2222=99990000
5.6*69.32+138.64*0.05+693.2*0.43
=5.6×69.32+69.32×0.1+69.32×4.3
=69.32×10
=693.2
2212222610000000000000098+9+
9999*7778+3333*6666(简算)
简算:(1)9999*7778+3333*6666(2)5.6*69.32+138.64*0.05+693.2*0.43
简算9999乘7778+3333乘6666
7778*(-9999)+(-3333)*6666
简算 1、9999×7778+3333×6666 2、56×69.32+138.64×0.05+693.2×0.43
9999×7778×3333×6666(简算)要写过程
简算9999*7778+3333*6666说详细点
9999×7778×3333×6666(简算)要写过程
9999*7778+3333*6666
9999*7778+3333*6666
3333*6666+9999*7778
9999×7778-3333×666
7778*9999+3333*6666=?7778×9999×3333×6666=?
7778*(-9999)+(-3333)*6666计算
简便算法:9999×7778+3333 ×
9999*7778+3333*6666=?
9999×7778+3333×6666 巧算.
9999乘以7778+3333乘以6666(简便运算)