合理灵活地进行计算.716÷2021÷71234×(1718-59)6×[(56+23)÷6]37×115+47÷15.-数学

题目简介

合理灵活地进行计算.716÷2021÷71234×(1718-59)6×[(56+23)÷6]37×115+47÷15.-数学

题目详情

合理灵活地进行计算.
7
16
÷
20
21
÷
7
12
3
4
×(
17
18
-
5
9
6×[(
5
6
+
2
3
)÷6]
3
7
×
1
15
+
4
7
÷15.
题型:解答题难度:中档来源:不详

答案


(1)class="stub"7
16
÷class="stub"20
21
÷class="stub"7
12

=class="stub"147
320
÷class="stub"7
12

=class="stub"63
80


(2)class="stub"3
4
×(class="stub"17
18
-class="stub"5
9
),
=class="stub"3
4
×class="stub"7
18

=class="stub"7
24


(3)6×[(class="stub"5
6
+class="stub"2
3
)÷6],
=6×[class="stub"3
2
÷6],
=6×class="stub"1
4

=class="stub"3
2


(4)class="stub"3
7
×class="stub"1
15
+class="stub"4
7
÷15,
=class="stub"3
7
×class="stub"1
15
+class="stub"4
7
×class="stub"1
15

=(class="stub"3
7
+class="stub"4
7
)×class="stub"1
15

=1×class="stub"1
15

=class="stub"1
15

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