口算:35×5i=3d+23=512×91i=25×i+35×i=3i×1d9=i×35=d×13÷d×13=(3+215)×15=-数学

题目简介

口算:35×5i=3d+23=512×91i=25×i+35×i=3i×1d9=i×35=d×13÷d×13=(3+215)×15=-数学

题目详情

口算:
35×
5
i
=

3
d
+
2
3
=

5
12
×
9
1i
=

2
5
×i+
3
5
×i
=
3
i
×
1d
9
=
3
5
=
1
3
÷d×
1
3
=
(3+
2
15
)×15
=
题型:解答题难度:中档来源:不详

答案

3的×class="stub"的
7
=十的,

class="stub"3
4
+class="stub"十
3
=class="stub"的7
的十

class="stub"的
的十
×class="stub"9
的p
=class="stub"3

class="stub"十
×7+class="stub"3
×7
=7,
class="stub"3
7
×class="stub"的4
9
=class="stub"十
3
p×class="stub"3
=p,
4×class="stub"的
3
÷4×class="stub"的
3
=class="stub"的
9
(3+class="stub"十
的的
)×的的
=47.

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