问题:
计算
(1)-20+(-14)-(-18)-13
(2) 1-
4
7
+
1
5
-
3
7
+
9
5
(3) 2
8
9
×(-36)(用简便方法计算)
(4))10+(-2) 2×(-5)
(5) (-25)÷
5
4
×
4
5
÷(-16)
(6)(-24)×(
1
6
-
1
4
+
1
2
)
计算
(1)-20+(-14)-(-18)-13
(2) 1-
+
-
+
(3) 2
×(-36)(用简便方法计算)
(4))10+(-2) 2×(-5)
(5) (-25)÷
×
÷(-16)
(6)(-24)×(
-
+
)
(1)-20+(-14)-(-18)-13
(2) 1-
4 |
7 |
1 |
5 |
3 |
7 |
9 |
5 |
(3) 2
8 |
9 |
(4))10+(-2) 2×(-5)
(5) (-25)÷
5 |
4 |
4 |
5 |
(6)(-24)×(
1 |
6 |
1 |
4 |
1 |
2 |
参考答案: