问一道数学题,要简算,拖式8*9/11-6/11
问题描述：
问一道数学题,要简算,拖式
8*9/11-6/11
答
8×9/11-6/11
=12×6/11-6/11
=6/11×(12-1)
=6/11×11
=6
答
8*9/11-6/11
=72/11-6/11
=12x6/11-6/11
=(12-1)x6/11
=11x6/11
=6
答
8*9/11-6/11
=72/11-6/11
=(72-6)/11
=66/11
=6
答
8*9/11-6/11=72/11-6/11=66/11=6