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直接写得数. 45×47= 724×314= 15×27= 27×2= 5-37= 12×34= 1÷116= 16+56×15= (6+35)×56= 4013×39×780=

编辑:chaxungu时间:2026-04-27 14:07:49分类:小学数学题库

直接写得数.
4
5
×
4
7
=
7
24
×
3
14
=
1
5
×
2
7
=
2
7
×2=
5-
3
7
=
12×
3
4
=
1
16
=
1
6
+
5
6
×
1
5
=
(6+
3
5
)×
5
6
=
40
13
×39×
7
80
=
4
5
×
4
7
=
16
35
7
24
×
3
14
=
1
16
1
5
×
2
7
=
2
35
2
7
×2=
4
7
5-
3
7
=4
4
7
12×
3
4
=9;
1
16
=16;
1
6
+
5
6
×
1
5
=
1
3
(6+
3
5
)×
5
6
=5
1
2
40
13
×39×
7
80
=10
1
2