首页 > 57-27=25+15=36+26=1-79=78-48=24+24=49+19=23+13=-三年级数学

57-27=25+15=36+26=1-79=78-48=24+24=49+19=23+13=-三年级数学

题目简介

57-27=25+15=36+26=1-79=78-48=24+24=49+19=23+13=-三年级数学

题目详情

5
7
-
2
7
=
2
5
+
1
5
=
3
6
+
2
6
=		1-
7
9
=
7
8
-
4
8
=
2
4
+
2
4
=
4
9
+
1
9
=
2
3
+
1
3
=
题型：解答题难度：中档来源：不详

答案

class="stub"5
7
-class="stub"2
7
=class="stub"3
7
class="stub"2
5
+class="stub"1
5
=class="stub"3
5
class="stub"3
6
+class="stub"2
6
=class="stub"5
6
1-class="stub"7
9
=class="stub"2
9
class="stub"7
8
-class="stub"4
8
=class="stub"3
8
class="stub"2
4
+class="stub"2
4
=1		class="stub"4
9
+class="stub"1
9
=class="stub"5
9
class="stub"2
3
+class="stub"1
3
=1

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