9999X7778X3333X6666,简便运算,怎么算?要用递等式!谢谢了!我很急!
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9999X7778X3333X6666,简便运算,怎么算?要用递等式!
谢谢了!我很急!
题目应是9999X7778+3333X6666
=9999X7778+1111X3X1111X6
=9999X7778+9999X2222
=9999X(7778+2222)
=9999X10000
=99990000
中间是乘号?
so easy!只不过用电脑输入比较麻烦
题目应是9999X7778+3333X6666
=9999X7778+1111X3X1111X6
=9999X7778+9999X2222
=9999X(7778+2222)
=9999X10000
=99990000
9999X7778X3333X6666,简便运算,怎么算?要用递等式!谢谢了!我很急!
9999×9999×9999×9999
巧算 9999*9999*9999
9999×9999+9999
9999+9999+9999+9999+9999一直加9999个
999999×9999×9999×9999=?
9999×9999+19999=?
9999*6666+9999*3333
√9999*9999+19999
1999+9999*9999=?
9999×9999等于多少
9999/666+9999
9999乘9999+1999
9999加9999
9999×9999=
9999^0+9999
9999*1111+9999*7777
9999^2+9999因式分解