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口算13-14= 34+56= 58×2425= 2-512-712= 16+34+56+14= 35×1516=

编辑:chaxungu时间:2026-04-27 13:19:00分类:小学数学题库

口算
1
3
-
1
4
=
3
4
+
5
6
=
5
8
×
24
25
=
2-
5
12
-
7
12
=
1
6
+
3
4
+
5
6
+
1
4
=
3
5
×
15
16
=

1
3
-
1
4
=
1
12
,
3
4
+
5
6
=
19
12
,
5
8
×
24
25
=
3
5
,
2-
5
12
-
7
12
=1,
1
6
+
3
4
+
5
6
+
1
4
=2,
3
5
×
15
16
=
9
16
.
故答案为:
1
12
,
19
12
,
3
5
,1,2,
9
16
.