
脱式计算,能简算的要简算.4-16-56 15+...
1个回答
展开全部
(1)4-
-
=4-(
+
)
=4-1
=3
(2)
+
+
=
+
+
=1+
=1
(3)
-
+
=
-
+
=
.
1 |
6 |
5 |
6 |
=4-(
1 |
6 |
5 |
6 |
=4-1
=3
(2)
1 |
5 |
3 |
8 |
4 |
5 |
=
1 |
5 |
4 |
5 |
3 |
8 |
=1+
3 |
8 |
=1
3 |
8 |
(3)
7 |
9 |
2 |
3 |
5 |
6 |
=
14 |
18 |
12 |
18 |
15 |
18 |
=
17 |
18 |
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询