9999x11113333X6667
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9999×9999×9999×99999999×9999×9999×99999999×9999×9999×99999999×9999×9999×9999=9996000599960001或9999×9
巧算9999*9999*9999巧算9999*9999*9999巧算9999*9999*999910000-1的立方~999700029999
9999×9999+99999999×9999+99999999×9999+999999990000
9999+9999+9999+9999+9999一直加9999个9999+9999+9999+9999+9999一直加9999个9999+9999+9999+9999+9999一直加9999个9999
999999×9999×9999×9999=?999999×9999×9999×9999=?999999×9999×9999×9999=?999999×9999的3
9999×9999+19999＝?9999×9999+19999＝?9999×9999+19999＝?=10000x10000+20000
9999*6666+9999*33339999*6666+9999*33339999*6666+9999*3333原式=9999*（6666+3333）=9999*9999=（10000-1）*（10
√9999*9999+19999√9999*9999+19999√9999*9999+1999929998
1999+9999*9999=?1999+9999*9999=?1999+9999*9999=?我会来私聊
9999×9999等于多少9999×9999等于多少9999×9999等于多少99980001
9999/666+99999999/666+99999999/666+9999约10014.01
9999乘9999+19999999乘9999+19999999乘9999+1999原式=9999x(10000-1)+1999=9999x10000-9999x1+1999=99990000-800
9999加99999999加99999999加9999199989999+9999=19998
9999×9999=9999×9999=9999×9999=99980001
9999^0+99999999^0+99999999^0+99991+9999=10000
9999*1111+9999*77779999*1111+9999*77779999*1111+9999*77779999*8888=（1000-1）*9999=9999000-8888
9999^2+9999因式分解9999^2+9999因式分解9999^2+9999因式分解9999^2+9999=9999*9999+9999*1=9999*(9999+1)=9999*10000=9
9999乘99999999乘99999999乘99999999×9999=9999×(10000-1)=9999×10000-9999×1=99990000-9999=9998000199980019
9999*9999-199999999*9999-199999999*9999-199999999×9999-19999=(10000-1)^2-(20000-1)=100000000+1-20000
9999+9999的平方等于?巧算9999+9999*99999999+9999的平方等于?巧算9999+9999*99999999+9999的平方等于?巧算9999+9999*99999999+99