下面各题能简算的要用简便计算.1.36+4.85+2.64+6.15 98.5÷2.5÷4 5.4÷[2.5×(3.7-2.9)]0.8×(4-3.6
下面各题能简算的要用简便计算.1.36+4.85+2.64+6.1598.5÷2.5÷45.4÷[2.5×(3.7-2.9)]0.8×(4-3.68)÷0.0183.7-...
下面各题能简算的要用简便计算.1.36+4.85+2.64+6.15 98.5÷2.5÷4 5.4÷[2.5×(3.7-2.9)]0.8×(4-3.68)÷0.01 83.7-12.83-0.17 5.96+13×(3.2-3.12)
展开
1个回答
展开全部
(1)1.36+4.85+2.64+6.15, =(1.36+2.64)+(4.85+6.15), =4+11, =15; (2)98.5÷2.5÷4, =98.5÷(2.5×4), =98.5÷10, =9.85; (3)5.4÷[2.5×(3.7-2.9)], =5.4÷[2.5×0.8], =5.4÷2, =2.7; (4)0.8×(4-3.68)÷0.01, =0.8×0.32÷0.01, =0.256÷0.01, =25.6; (5)83.7-12.83-0.17, =83.7-(12.83+0.17), =83.7-13, =70.7; (6)5.96+13×(3.2-3.12), =5.96+13×0.08, =5.96+1.04, =7. |
本回答被提问者采纳
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