{12×[4÷(335×59)]÷34}-13.-数学

题目简介

{12×[4÷(335×59)]÷34}-13.-数学

题目详情

{
1
2
×[4÷(3
3
5
×
5
9
)]÷
3
4
}-
1
3
题型:解答题难度:中档来源:不详

答案

{class="stub"1
2
×[4÷(3class="stub"3
5
×class="stub"5
9
)]÷class="stub"3
4
}-class="stub"1
3

={class="stub"1
2
×
[4÷2]÷class="stub"3
4
}-class="stub"1
3

={class="stub"1
2
×2÷class="stub"3
4
}-class="stub"1
3

=class="stub"4
3
-class="stub"1
3

=1.

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