小小神算手.(1)(2)-三年级数学

题目简介

小小神算手.(1)(2)-三年级数学

题目详情

小小神算手.
(1)
(2)
题型:解答题难度:中档来源:不详

答案

(1)class="stub"7
8
+class="stub"1
8
=1,1-class="stub"2
8
=class="stub"6
8
class="stub"6
8
+class="stub"1
8
=class="stub"7
8
class="stub"7
8
+class="stub"1
8
=1;

(2)class="stub"5
9
-class="stub"2
9
=class="stub"3
9
class="stub"3
9
+class="stub"4
9
=class="stub"7
9
class="stub"7
9
+class="stub"2
9
=1,1-class="stub"3
4
=class="stub"1
4

更多内容推荐