问题
填空题
3333×3333+9999×8889.
答案
3333×3333+9999×8889,
1111×9999+9999×8889,
=9999×(1111+8889),
=9999×10000,
=99990000.
3333×3333+9999×8889.
3333×3333+9999×8889,
1111×9999+9999×8889,
=9999×(1111+8889),
=9999×10000,
=99990000.