用递等式计算(能简算的要简算.)810÷15÷6  ...
用递等式计算(能简算的要简算.)810÷15÷6239+89+6145×8×25275-75÷317×(606-592)(672+68)÷37...
用递等式计算(能简算的要简算.)810÷15÷6 239+89+61 45×8×25 275-75÷3 17×(606-592) (672+68)÷37
展开
展开全部
(1)810÷15÷6
=810÷(15×6)
=810÷90
=9;
(2)239+89+61
=239+61+89
=300+89
=389;
(3)45×8×25
=45×(8×25)
=45×200
=9000;
(4)275-75÷3
=275-25
=250;
(5)17×(606-592)
=17×14
=238;
(6)(672+68)÷37
=740÷37
=20.
=810÷(15×6)
=810÷90
=9;
(2)239+89+61
=239+61+89
=300+89
=389;
(3)45×8×25
=45×(8×25)
=45×200
=9000;
(4)275-75÷3
=275-25
=250;
(5)17×(606-592)
=17×14
=238;
(6)(672+68)÷37
=740÷37
=20.
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