310+310+310=______×______=______411+411+411=______×______=______.-数学

题目简介

310+310+310=______×______=______411+411+411=______×______=______.-数学

题目详情

3
10
+
3
10
+
3
10
=______×______=______
4
11
+
4
11
+
4
11
=______×______=______.
题型:解答题难度:中档来源:不详

答案

class="stub"3
10
+class="stub"3
10
+class="stub"3
10
=class="stub"3
10
×3=class="stub"9
10

class="stub"4
11
+class="stub"4
11
+class="stub"4
11
=class="stub"4
11
×3
=class="stub"12
11

故答案为:class="stub"3
10
,3,class="stub"9
10
class="stub"4
11
,3,class="stub"12
11

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