问题
解答题
计算9999+999+99+9+8=______.
答案
9999+999+99+9+8
=(10000-1)+(1000-1)+(100-1)+(10-1)+8
=11110-4+8
=11110+4
=11114
故答案为:11114.
计算9999+999+99+9+8=______.
9999+999+99+9+8
=(10000-1)+(1000-1)+(100-1)+(10-1)+8
=11110-4+8
=11110+4
=11114
故答案为:11114.