Question

4.3*5.8+43*0.42简便方法？

Answer 1

可以利用乘闭好法轿闭铅分配律进行计算。态散
4.3×5.8+43×0.42
=4.3×5.8+4.3×4.2
=4.3×(5.8+4.2)
=4.3×10
=43

Answer 2

这个很简单，找到里面的相同项4.3也就是把43×0.42变成4.3×4.2。那这个等式就变成了4.3×括号和拆喊举5.8+4.2。结果就唤渗枣是4.3×10也就等于43。

Answer 3

4.3*5.8+43*0.42=43*0.58+43*0.42=43*（0.58+0.42）=43*1=43

Answer 4

4.3×5.8+43×0.42=4.3×5.8+4.3×4.2=4.3×（5.8+4.2）=4.3×10=43

Answer 5

4.3*5.8+43*0.42=43*0.58+43*0.42=43（0.58+0.42）=43×1=43
计祘结果为43.