Question

66x66十88x88这套题怎样简便计算？

Answer 1

66x66十88x88这套题怎样简便计算如下图所示，希望采纳，谢谢。

Answer 2

简便计算方法如下：
66×66+88×88
=22×3×66+22×4×88
=22×198+22×352
=22×（198+352）
=22×550
=11×1100
=12100