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(1)-150+250(2)635+2−12−6.6(3)(−512)×815÷(−32)(4)-8+4÷(-2)(5)−14−(1+0.5)×13÷(−4)(6)(14+56−12)×12.
题目详情
(1)-150+250
(2)6
+2−
−6.6
(3)(−
)×
÷(−
)
(4)-8+4÷(-2)
(5)−14−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.
6
+2−
−6.6
(3)(−
)×
÷(−
)
(4)-8+4÷(-2)
(5)−14−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.
3 3 5 5
1 1 2 2
(−
)×
÷(−
)
(4)-8+4÷(-2)
(5)−14−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.
5 5 12 12
8 8 15 15
3 3 2 2
−14−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.14−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.14−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.4−(1+0.5)×
÷(−4)
(6)(
+
−
)×12.
1 1 3 3
(
+
−
)×12.
1 1 4 4
5 5 6 6
1 1 2 2
(2)6
3 |
5 |
1 |
2 |
(3)(−
5 |
12 |
8 |
15 |
3 |
2 |
(4)-8+4÷(-2)
(5)−14−(1+0.5)×
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
6
3 |
5 |
1 |
2 |
(3)(−
5 |
12 |
8 |
15 |
3 |
2 |
(4)-8+4÷(-2)
(5)−14−(1+0.5)×
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
3 |
5 |
1 |
2 |
(−
5 |
12 |
8 |
15 |
3 |
2 |
(4)-8+4÷(-2)
(5)−14−(1+0.5)×
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
5 |
12 |
8 |
15 |
3 |
2 |
−14−(1+0.5)×
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
1 |
3 |
(6)(
1 |
4 |
5 |
6 |
1 |
2 |
1 |
3 |
(
1 |
4 |
5 |
6 |
1 |
2 |
1 |
4 |
5 |
6 |
1 |
2 |
▼优质解答
答案和解析
(1)原式=100;
(2)原式=
×
×
=
;
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
×
×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
5 5 512 12 12×
×
=
;
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
×
×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
8 8 815 15 15×
=
;
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
×
×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
2 2 23 3 3
=
;
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
×
×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
4 4 427 27 27;
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
×
×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
3 3 32 2 2×
×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
1 1 13 3 3×(-
)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
1 1 14 4 4)
=-1+
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
1 1 18 8 8
=-
;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
7 7 78 8 8;
(5)原式=
×12+
×12-
×12
=3+10-6
=7.
1 1 14 4 4×12+
×12-
×12
=3+10-6
=7.
5 5 56 6 6×12-
×12
=3+10-6
=7.
1 1 12 2 2×12
=3+10-6
=7.
(2)原式=
5 |
12 |
8 |
15 |
2 |
3 |
=
4 |
27 |
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
3 |
2 |
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
5 |
12 |
8 |
15 |
2 |
3 |
=
4 |
27 |
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
3 |
2 |
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
8 |
15 |
2 |
3 |
=
4 |
27 |
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
3 |
2 |
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
2 |
3 |
=
4 |
27 |
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
3 |
2 |
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
4 |
27 |
(3)原式=-8+(-2)
=-10;
(4)原式=-1-
3 |
2 |
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
3 |
2 |
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
1 |
3 |
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
1 |
4 |
=-1+
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
1 |
8 |
=-
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
7 |
8 |
(5)原式=
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
1 |
4 |
5 |
6 |
1 |
2 |
=3+10-6
=7.
5 |
6 |
1 |
2 |
=3+10-6
=7.
1 |
2 |
=3+10-6
=7.
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