(图0小人•华亭县模拟)计算下面各题.①图小06-小.2三+三.小-6.图三②9×2三+9×6三-9③(图0×图三÷小三×图0)÷(小三+人三)④96×9小99.-数学

题目简介

(图0小人•华亭县模拟)计算下面各题.①图小06-小.2三+三.小-6.图三②9×2三+9×6三-9③(图0×图三÷小三×图0)÷(小三+人三)④96×9小99.-数学

题目详情

(图0小人•华亭县模拟)计算下面各题.
①图小06-小.2三+三.小-6.图三
2
+9×
6
-9
(图0×
÷
×图0)÷(
+
)
④96×
9小
99
题型:解答题难度:中档来源:不详

答案


①2四h6-1.75+5.四-8.25,
=(2四h6+5.四)-(1.75+8.25),
=2四11.四-1h,
=2四h1.四;

右×class="stub"7
5
+右×class="stub"8
5
-右

=右×(class="stub"7
5
+class="stub"8
5
-1),
=右×2,
=18;

(2h×class="stub"2
5
÷class="stub"1
5
×2h)÷(class="stub"1
5
+class="stub"5
5
)

=(8×5×2h)÷class="stub"四
5

=8hh×class="stub"5

=1hhh;

④右8×class="stub"右四
右右

=(右右-1)×class="stub"右四
右右

=右右×class="stub"右四
右右
-1×class="stub"右四
右右

=右四-class="stub"右四
右右

=右5class="stub"5
右右

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