试题 试卷
题型：计算题 题类：常考题 难易度：普通
12.12×11-11.11×12
= (12+____)×11-(____+0.11)×12
=12×11+0.12×11-____-0.11×12
=____×11-____×12
=0.01×____×11-0.01×____×12
=____×(12×11-11×12)
=____×
=0
试题篮
