5.8÷0.5+1.2×2简便运算
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答案14,简便计算 5.8➗0.5+1.2x2 =5.8➗1/2+1.2x2 =5.8x2+1.2x2 =2x(5.8+1.2) =2x7 =14
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5.8÷0.5+1.2×2简便运算
答案14,简便计算 5.8➗0.5+1.2x2 =5.8➗1/2+1.2x2 =5.8x2+1.2x2 =2x(5.8+1.2) =2x7 =14
答案14,简便计算 5.8➗0.5+1.2x2 =5.8➗1/2+1.2x2 =5.8x2+1.2x2 =2x(5.8+1.2) =2x7 =14
怎么回事
答案发给你了,发了2遍
2分之一简便中还没学到
0.5=1/2
换一种方法
简写呢
5.8÷0.5+1.2×2 =(5.8x2)➗(0.5x2)+1.2x2 =11.6➗1+2.4 =11.6+2.4 =14
还有一个题25.34×4−5.34÷0.25
25.34x4-5.34➗0.25 =25.34x4-5.34➗1/4 =25.34x4-5.34x4 =4x(25.34-5.34) =4x20 =80
4分之一转换4吗?
是的