计算.(38-16)×48217×34×217(54+512)×21534-310÷12.-数学

题目简介

计算.(38-16)×48217×34×217(54+512)×21534-310÷12.-数学

题目详情

计算.
(
3
8
-
1
6
)×48

2
17
×34×
2
17

(
5
4
+
5
12
2
15

3
4
-
3
10
÷12
题型:解答题难度:中档来源:不详

答案

(1)(class="stub"3
8
-class="stub"1
6
)×48
=class="stub"3
8
×48-class="stub"1
6
×48
=18-8
=10;

(2)class="stub"2
17
×34×class="stub"2
17

=4×class="stub"2
17

=class="stub"8
17


(3)(class="stub"5
4
+class="stub"5
12
)×class="stub"2
15

=class="stub"5
4
×class="stub"2
15
+class="stub"5
12
×class="stub"2
15

=class="stub"1
6
+class="stub"1
18

=class="stub"2
9


(4)class="stub"3
4
-class="stub"3
10
÷12
=class="stub"3
4
-class="stub"3
10
×class="stub"1
12

=class="stub"3
4
-class="stub"1
40

=class="stub"29
40

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