3.52÷0.4×1.25简便计算?
6个回答
展开全部
六道简便计算答案如下:
667÷23x11
=29×23÷23x11
=(30-1)x11
=330-11
=319
77x25-37x25
=25x(77-37)
=25x40
=1000
1.25x7x3.2
=1.25x8x7x0.4
=10x2.8
=28
1.25×(32x4/9+5/9x32)
=1.25x32x(4/9+5/9)
=1.25x8x4
=10x4
=40
(5/6+2/3)×0.9÷1/2
=(5/6+4/6)x9/10x2
=10/6x9/10x2
=3
7/12x1/7÷7/12x1/7
=1/12÷7/12x1/7
1/7x1/7
=1/49
667÷23x11
=29×23÷23x11
=(30-1)x11
=330-11
=319
77x25-37x25
=25x(77-37)
=25x40
=1000
1.25x7x3.2
=1.25x8x7x0.4
=10x2.8
=28
1.25×(32x4/9+5/9x32)
=1.25x32x(4/9+5/9)
=1.25x8x4
=10x4
=40
(5/6+2/3)×0.9÷1/2
=(5/6+4/6)x9/10x2
=10/6x9/10x2
=3
7/12x1/7÷7/12x1/7
=1/12÷7/12x1/7
1/7x1/7
=1/49
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询