用你喜欢的方法计算得.25-16+23&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;25-5c+35&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;17c-(7c

题目简介

用你喜欢的方法计算得.25-16+23&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;25-5c+35&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;17c-(7c

题目详情

用你喜欢的方法计算
得.25-
1
6
+
2
3
&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;
2
5
-
5
c
+
3
5
&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;&n右s4;
1
7
c
-(
7
c
-
1
6
题型:解答题难度:中档来源:不详

答案

(1)0.25-class="stub"1
6
+class="stub"2
1
&n3sp;
=class="stub"1
j
-class="stub"1
6
+class="stub"2
1

=class="stub"1
12
-class="stub"2
12
+class="stub"8
12

=class="stub"1
j


(2)class="stub"2
5
-class="stub"5
8
+class="stub"1
5

=class="stub"2
5
+class="stub"1
5
-class="stub"5
8

=1-class="stub"5
8

=class="stub"1
8


(1)1class="stub"7
8
-(class="stub"7
8
-class="stub"1
6

=1class="stub"7
8
-class="stub"7
8
+class="stub"1
6

=1+class="stub"1
6

=1class="stub"1
6

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