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> 计算:(1)-3-(-16)(-36);(2)123÷213×125;(3)212+3113-513-2348;(4)48-54÷2+(3-3)(1+13);(5)3a2b-(ba÷21b).-数学
计算:(1)-3-(-16)(-36);(2)123÷213×125;(3)212+3113-513-2348;(4)48-54÷2+(3-3)(1+13);(5)3a2b-(ba÷21b).-数学
题目简介
计算:(1)-3-(-16)(-36);(2)123÷213×125;(3)212+3113-513-2348;(4)48-54÷2+(3-3)(1+13);(5)3a2b-(ba÷21b).-数学
题目详情
计算:
(1)
-
3
-
(-16)(-36)
;
(2)
1
2
3
÷
2
1
3
×
1
2
5
;
(3)
2
12
+3
1
1
3
-
5
1
3
-
2
3
48
;
(4)
48
-
54
÷2+(3-
3
)(1+
1
3
)
;
(5)
3a
2b
-(
b
a
÷2
1
b
)
.
题型:解答题
难度:中档
来源:不详
答案
(1)原式=-24
3
;
(2)原式=
class="stub"5
3
×
class="stub"3
7
×
class="stub"7
5
=1;
(3)原式=4
3
+2
3
-
class="stub"4
3
3
-
class="stub"8
3
3
=6
3
-4
3
=2
3
;
(4)原式=4
3
-
class="stub"3
2
6
+
3
(1-
3
)
1+
3
3
=4
3
-
class="stub"3
2
6
-2;
(5)原式=
class="stub"1
4b
3a•
class="stub"b
a
•
class="stub"1
b
=
3
4b
.
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题目简介
计算:(1)-3-(-16)(-36);(2)123÷213×125;(3)212+3113-513-2348;(4)48-54÷2+(3-3)(1+13);(5)3a2b-(ba÷21b).-数学
题目详情
(1)-
(2)
(3)2
(4)
(5)
答案
(2)原式=
(3)原式=4
(4)原式=4
(5)原式=