0.56÷35怎样巧算?
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发布时间:2024-10-01 08:08
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热心网友
时间:2024-10-21 22:53
0.56÷35怎么巧算?
0.56÷35=0.08x7÷(5x7)=0.08x7÷5÷7=0.08÷5=0.016
热心网友
时间:2024-10-21 22:54
0.56÷35=0.56/7/5=0.08/5=0.016
热心网友
时间:2024-10-21 22:54
0.56÷35二0.02
热心网友
时间:2024-10-21 22:55
0.56÷35
=0.56÷7÷5
=0.08÷5
=0.016
热心网友
时间:2024-10-21 22:55
0.56/35
=0.56/7/5
=0.08/5
=0.016
0.56÷35怎样巧算?
0.56÷35=0.08x7÷(5x7)=0.08x7÷5÷7=0.08÷5=0.016
2.5×0.56÷7如何巧算
巧算方法如下 2.5×0.56÷7 =2.5×(0.56÷7)=2.5×0.08 =0.2 所以2.5×0.56÷7=0.2
10.2乘以0.28除以5.1怎么巧算?
10.2乘以0.28除以5.1的简便运算如下图
0.44*180 0.56*165怎么巧算?
=(0.44+0.56)x180-8.4 =1x180-8.4 =180-8.4 =171.6
巧算下列各题(0、39x0、7)除以(0、56x3、9)思路是什么
(0.39*0.7)÷(0.56*3.9) 括号被除数和括号除数内都有数字39可以考虑首先做除法 =0.39*0.7÷0.56÷3.9 打开括号 =0.39÷3.9*(0.7÷0.56) 应用乘法交换律 =0.1*70/56 7和56有个8的关系,0.7和0.56同时扩大100倍 =7/56 约分约去7得到最简分数 =1/8 ...
3.6*0.56+0.64*5.6怎么巧算
=3.6×0.56+6.4×0.56 =(3.6+6.4)×5.6 =10×0.56 =5.6
5.6✘7.58-0.56✘75.8怎么巧算?
你可以把5.6看成0.56×10,所以5.6×7.58-0.56×75.8=0.56×10×7.58 - 0.56×75.8 = 0.56 ×(10×7.58)- 0.56 × 75.8 =0.56 × 75.8 - 0.56 × 75.8 = 0
谁会下面的数学巧算,我给他采纳!
6.8÷12.5 =(6.8×8)÷(12.5×8)=54.4÷100 =0.544 92.5+25×8.08+17.5 =(92.5+17.5)+25×4×2.02 =110+100×2.02 =110+202 =312 99×18.6-7.4×99+11.2 =99×(18.6-7.4)+11.2 =99×11.2+11.2 =11.2×(99+1)=11.2×100 =1120 ...
14➗0.56怎样巧算
解:根据约分的运用,14÷0.56 =14/0.56 =(14÷14)/(0.56÷14)=1/0.04 =25
7.5÷5-2.8÷5能巧算吗?
不能,只能按顺序计算。7.5÷5-2.8÷5 =1.5-0.56 =0.94