用递等式计算.6÷35-35÷6(10000-0.16×1900)÷9638×[89÷(56-34)]1÷[(78-14)÷512]12-5÷9-19×13.-数学

题目简介

用递等式计算.6÷35-35÷6(10000-0.16×1900)÷9638×[89÷(56-34)]1÷[(78-14)÷512]12-5÷9-19×13.-数学

题目详情

用递等式计算.
3
5
-
3
5
÷6
(10000-0.16×1900)÷96
3
8
×[
8
9
÷(
5
6
-
3
4
)]
1÷[(
7
8
-
1
4
)÷
5
12
]
12-5÷9-
1
9
×13.
题型:解答题难度:中档来源:不详

答案

(1)6÷class="stub"3
5
-class="stub"3
5
÷6,
=6×class="stub"5
3
-class="stub"3
5
×class="stub"1
6

=10-class="stub"1
10

=9class="stub"9
10


(2)(10000-0.16×1900)÷96,
=(10000-304)÷96,
=9696÷96,
=101;

(3)class="stub"3
8
×[class="stub"8
9
÷(class="stub"5
6
-class="stub"3
4
)],
=class="stub"3
8
×[class="stub"8
9
÷class="stub"1
12
],
=class="stub"3
8
×class="stub"8
9
×12,
=4;

(4)1÷[(class="stub"7
8
-class="stub"1
4
)÷class="stub"5
12
],
=1÷[class="stub"5
8
×class="stub"12
5
],
=1÷class="stub"3
2

=class="stub"2
3


(5)12-5÷9-class="stub"1
9
×13
=12-class="stub"5
9
-class="stub"13
9

=12-(class="stub"5
9
+class="stub"13
9
),
=12-2,
=10.

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