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计算:(6)434+(−3.85)−(−314)−(+3.15)(7)3-5-4÷(-12)(8)-4.5+0.5-3.2+5.1;(9)-4.5+325-513+135-12;(10)(-23)-(+13)-|-34|-(-14).
题目详情
计算:
(6)4
+(−3.85)−(−3
)−(+3.15)
(7)3-5-4÷(-12)
(8)-4.5+0.5-3.2+5.1;
(9)-4.5+3
-5
+1
-
;
(10)(-
)-(+
)-|-
|-(-
).
+(−3.85)−(−3
)−(+3.15)
(7)3-5-4÷(-12)
(8)-4.5+0.5-3.2+5.1;
(9)-4.5+3
-5
+1
-
;
(10)(-
)-(+
)-|-
|-(-
).
3 3 4 4
1 1 4 4
-5
+1
-
;
(10)(-
)-(+
)-|-
|-(-
).
2 2 5 5
+1
-
;
(10)(-
)-(+
)-|-
|-(-
).
1 1 3 3
-
;
(10)(-
)-(+
)-|-
|-(-
).
3 3 5 5
;
(10)(-
)-(+
)-|-
|-(-
).
1 1 2 2
)-(+
)-|-
|-(-
).
2 2 3 3
)-|-
|-(-
).
1 1 3 3
|-(-
).
3 3 4 4
).
1 1 4 4
(6)4
3 |
4 |
1 |
4 |
(7)3-5-4÷(-12)
(8)-4.5+0.5-3.2+5.1;
(9)-4.5+3
2 |
5 |
1 |
3 |
3 |
5 |
1 |
2 |
(10)(-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
3 |
4 |
1 |
4 |
(7)3-5-4÷(-12)
(8)-4.5+0.5-3.2+5.1;
(9)-4.5+3
2 |
5 |
1 |
3 |
3 |
5 |
1 |
2 |
(10)(-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
3 |
4 |
1 |
4 |
2 |
5 |
1 |
3 |
3 |
5 |
1 |
2 |
(10)(-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
2 |
5 |
1 |
3 |
3 |
5 |
1 |
2 |
(10)(-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
3 |
3 |
5 |
1 |
2 |
(10)(-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
3 |
5 |
1 |
2 |
(10)(-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
3 |
3 |
4 |
1 |
4 |
3 |
4 |
1 |
4 |
1 |
4 |
▼优质解答
答案和解析
(6)原式=4
+3
+(-3.85-3.15)=8-7=1;
(7)原式=3-5+
=-1
;
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
+1
-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
3 3 34 4 4+3
+(-3.85-3.15)=8-7=1;
(7)原式=3-5+
=-1
;
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
+1
-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
1 1 14 4 4+(-3.85-3.15)=8-7=1;
(7)原式=3-5+
=-1
;
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
+1
-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
1 1 13 3 3=-1
;
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
+1
-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
2 2 23 3 3;
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
+1
-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
2 2 25 5 5+1
-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
3 3 35 5 5-5
=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
1 1 13 3 3=-5+5-5
=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
1 1 13 3 3=-5
;
(10)原式=-
-
-
+
=-1-
=-1
.
1 1 13 3 3;
(10)原式=-
-
-
+
=-1-
=-1
.
2 2 23 3 3-
-
+
=-1-
=-1
.
1 1 13 3 3-
+
=-1-
=-1
.
3 3 34 4 4+
=-1-
=-1
.
1 1 14 4 4=-1-
=-1
.
1 1 12 2 2=-1
.
1 1 12 2 2.
3 |
4 |
1 |
4 |
(7)原式=3-5+
1 |
3 |
2 |
3 |
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
2 |
5 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
3 |
4 |
1 |
4 |
(7)原式=3-5+
1 |
3 |
2 |
3 |
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
2 |
5 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
4 |
(7)原式=3-5+
1 |
3 |
2 |
3 |
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
2 |
5 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
3 |
2 |
3 |
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
2 |
5 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
2 |
3 |
(8)原式=-4+1.9=-2.1;
(9)原式=-4.5-0.5+3
2 |
5 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
2 |
5 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
3 |
5 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
3 |
(10)原式=-
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
2 |
3 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
3 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
3 |
4 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
4 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
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