1.•2×1.•2•4+1927=______.-数学

题目简介

1.•2×1.•2•4+1927=______.-数学

题目详情

1.
2
×1.
2
4
+
19
27
=______.
题型:填空题难度:中档来源:不详

答案

1.2
×
••
1.24
+class="stub"19
27

=1class="stub"2
9
×1class="stub"8
33
+class="stub"19
27

=class="stub"11
9
×
class="stub"41
33
+class="stub"19
27

=class="stub"451
297
+class="stub"209
297

=class="stub"660
297

=class="stub"20
9

=2class="stub"2
9

故答案为:2class="stub"2
9

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