999...9(1992个9)*99...9(1992个9)+199...9(1992个9)的末尾有多少个零
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999...9(1992个9)*99...9(1992个9)+199...9(1992个9)的末尾有多少个零999...9(1992个9)*99...9(1992个9)+199...9(1992个9)
999...9(1992个9)*99...9(1992个9)+199...9(1992个9)的末尾有多少个零
999...9(1992个9)*99...9(1992个9)+199...9(1992个9)的末尾有多少个零
999...9(1992个9)*99...9(1992个9)+199...9(1992个9)的末尾有多少个零
999……9(1992个9)*99……9(1992个9)+199...9(1992个9)
=999……9(1992个9)*(99……9(1992个9)+1)
=999……9(1992个9)*10……0(1992个0)
末尾有1992个零
999...9(1992个9)*99...9(1992个9)+199...9(1992个9)的末尾有多少个零
999...99(2006个9)乘99...97(2005个9)
计算:999...9(n个9)*999...9(n个9)+1999...9(n个9)
1个苹果=1个橘子+1个草莓 1个苹果+1个桔子=9个草莓 1个桔子=( )个草莓
99...9(2000个9)×99...9(2000个9)+199...9(2000个9)
化简999...999(2008个9)*999...999(2008个9)+199...999(2008个9)
99...9(n个9)×99...90(n个9)+199...9(n个9)
计算:1999...9(n个9)*999...9(n个9)+1999...9(n个9)
999...9(1997个9)*999...9(1997个9)+1999...9(1997个9)的末尾有多少个零?
一筐苹果,7个7个的分余5个,9个9个的分余7个,这筐苹果至少有( )个
99...98(1997个9)×99.98(1997个9)+1998...98*2(1997个9)末尾有多少个零
99...9*99...9+199...9 1998个9 1998个9 1998个9
99...9(1998个9)*99...9(1998个9)+199...9(1998个9)=?
99...9(2003个9)*99...9(2003个9)+199...9(2003个9)是多少?
计算 11.1(n个1)*99...9(n个9)
99.9【100个9】×99.【100个9】+99.【100个9】+100.0【100个0】简便运算
99...9【2000个9】x99...9【2000个9】+199...9【2000个9】
由9个亿,8个百万,7个千,6个一,4个十分之一和3个百分之一组成的数是( )