240÷600×100%=78×57+38=13÷35÷5=12×(23+14)=(1113-1113)÷111=45+15÷45+15=-六年级数学

题目简介

240÷600×100%=78×57+38=13÷35÷5=12×(23+14)=(1113-1113)÷111=45+15÷45+15=-六年级数学

题目详情

240÷600×100%=
7
8
×
5
7
+
3
8
=
1
3
÷
3
5
÷5=
12×(
2
3
+
1
4
)=
11
13
-
11
13
)÷
1
11
=
4
5
+
1
5
÷
4
5
+
1
5
=
题型:解答题难度:中档来源:不详

答案

(1)240÷600×100%,
=0.4×100%,
=0.4;

(2)class="stub"7
8
×class="stub"5
7
+class="stub"3
8

=class="stub"5
8
+class="stub"3
8

=1;

(3)class="stub"1
3
÷class="stub"3
5
÷5,
=class="stub"5
9
×class="stub"1
5

=class="stub"1
9


(4)12×(class="stub"2
3
+class="stub"1
4
),
=12×class="stub"2
3
+12×class="stub"1
4

=8+3,
=11;

(5)(class="stub"11
13
-class="stub"11
13
)÷class="stub"1
11

=0÷class="stub"1
11

=0;

(6)class="stub"4
5
+class="stub"1
5
÷class="stub"4
5
+class="stub"1
5

=class="stub"4
5
+class="stub"1
4
+class="stub"1
5

=class="stub"4
5
+class="stub"1
5
+class="stub"1
4

=1class="stub"1
4

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