(1)-34-23-14+23-2;(2)(13-34+16)×(-36).-数学

题目简介

(1)-34-23-14+23-2;(2)(13-34+16)×(-36).-数学

题目详情

(1)-
3
4
-
2
3
-
1
4
+
2
3
-2

(2)(
1
3
-
3
4
+
1
6
)×(-36).
题型:解答题难度:中档来源:不详

答案

(1)-class="stub"3
4
-class="stub"2
3
-class="stub"1
4
+class="stub"2
3
-2,
=(-class="stub"3
4
-class="stub"1
4
)+(-class="stub"2
3
+class="stub"2
3
)-2,
=-1-2,
=-3;

(2)(class="stub"1
3
-class="stub"3
4
+class="stub"1
6
)×(-36),
=class="stub"1
3
×(-36)+(-class="stub"3
4
)×(-36)+class="stub"1
6
×(-36),
=-12+27-6,
=-18+27,
=9.

更多内容推荐