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计算:(1)4.7-(-8.9)-7.5-(+6);(2)314+(−235)+514+(-825);(3)2.7+(-8.5)-(+3.4)-(-1.2);(4)-0.6-0.08+25-2511-0.92+2511.
题目详情
计算:
(1)4.7-(-8.9)-7.5-(+6);
(2)3
+(−2
)+5
+(-8
);
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
-2
-0.92+2
.
+(−2
)+5
+(-8
);
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
-2
-0.92+2
.
1 1 4 4
3 3 5 5
+(-8
);
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
-2
-0.92+2
.
1 1 4 4
);
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
-2
-0.92+2
.
2 2 5 5
-2
-0.92+2
.
2 2 5 5
-0.92+2
.
5 5 11 11
.
5 5 11 11
(1)4.7-(-8.9)-7.5-(+6);
(2)3
1 |
4 |
3 |
5 |
1 |
4 |
2 |
5 |
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
2 |
5 |
5 |
11 |
5 |
11 |
1 |
4 |
3 |
5 |
1 |
4 |
2 |
5 |
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
2 |
5 |
5 |
11 |
5 |
11 |
1 |
4 |
3 |
5 |
1 |
4 |
2 |
5 |
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
2 |
5 |
5 |
11 |
5 |
11 |
1 |
4 |
2 |
5 |
(3)2.7+(-8.5)-(+3.4)-(-1.2);
(4)-0.6-0.08+
2 |
5 |
5 |
11 |
5 |
11 |
2 |
5 |
2 |
5 |
5 |
11 |
5 |
11 |
2 |
5 |
5 |
11 |
5 |
11 |
5 |
11 |
5 |
11 |
5 |
11 |
▼优质解答
答案和解析
(1)4.7-(-8.9)-7.5-(+6)=4.7+8.9-7.5-6=13.6-13.5=0.1;(2)314+(−235)+514+(-825)=314-235+514-825=314+514-235-825=8.5-11=-2.5;(3)2.7+(-8.5)-(+3.4)-(-1.2)=2.7-8.5-3.4+1.2=3.9-11.9=-8;...
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