異なる分母の足し算

異なる分母の足し算が出題されます。(通分と約分)

名前入力欄

使い方をみる

なまえくみばん

/20

(1)
12
+
38
=
78
(2)
58
+
27
=
5156
(3)
27
+
47
=
67
(4)
12
+
14
=
34
(5)
13
+
59
=
89
(6)
47
+
29
=
5063
(7)
27
+
13
=
1321
(8)
13
+
25
=
1115
(9)
38
+
47
=
5356
(10)
23
+
29
=
89
(11)
12
+
49
=
1718
(12)
13
+
27
=
1321
(13)
13
+
12
=
56
(14)
23
+
27
=
2021
(15)
38
+
12
=
78
(16)
29
+
34
=
3536
(17)
12
+
25
=
910
(18)
13
+
12
=
56
(19)
25
+
37
=
2935
(20)
57
+
14
=
2728

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