脳を鍛える1分計算
2 × 11 =
next
7 + 13 =
next
3 × 18 =
next
12 + 10 =
next
7 + 20 =
next
16 + 17 =
next
4 + 10 =
next
5 + 1 =
next
16 + 10 =
next
8 + 8 =
next
2 × 20 =
next
3 × 6 =
next
1 × 17 =
next
20 - 19 =
next
13 - 6 =
next
15 - 1 =
next
19 + 16 =
next
15 - 9 =
next
19 - 18 =
next
3 × 15 =
next
17 + 14 =
next
7 + 9 =
next
15 + 16 =
next
6 + 8 =
next
18 + 20 =
next
12 + 5 =
next
4 + 5 =
next
10 + 16 =
next
12 + 8 =
next
1 × 2 =
next
16 + 16 =
next
5 + 18 =
next
17 - 12 =
next
3 × 17 =
next
5 + 20 =
next
19 + 6 =
next
5 + 9 =
next
1 × 17 =
next
12 + 19 =
next
8 + 7 =
next
13 + 20 =
next
13 - 4 =
next
6 + 17 =
next
13 + 15 =
next
12 + 8 =
next
9 + 17 =
next
3 × 10 =
next
6 + 16 =
next
20 - 17 =
next
9 + 18 =
next
17 + 15 =
next
20 + 8 =
next
8 + 19 =
next
19 + 5 =
next
9 + 9 =
next
11 + 3 =
next
12 + 11 =
next
6 - 4 =
next
7 + 9 =
next
11 + 9 =
next
14 - 4 =
next
9 - 7 =
next
7 - 3 =
next
5 + 14 =
next
10 + 10 =
next
15 + 15 =
next
17 - 11 =
next
15 + 3 =
next
4 + 9 =
next
1 × 3 =
next
4 - 3 =
next
9 - 5 =
next
6 + 13 =
next
11 - 8 =
next
15 + 20 =
next
8 + 5 =
next
5 + 6 =
next
16 - 11 =
next
4 + 11 =
next
3 + 2 =
next
12 + 4 =
next
6 + 13 =
next
6 + 13 =
next
19 - 15 =
next
11 - 4 =
next
12 + 17 =
next
3 × 19 =
next
19 + 19 =
next
19 - 16 =
next
13 + 20 =
next
9 + 14 =
next
2 × 11 =
next
8 + 8 =
next
7 + 7 =
next
10 + 14 =
next
17 + 2 =
next
12 + 11 =
next
5 + 14 =
next
11 + 11 =
next
5 + 17 =
next
5 + 16 =
next
13 + 15 =
next
13 + 18 =
next
5 + 12 =
next
6 + 20 =
next
13 + 20 =
next
16 + 17 =
next
5 + 14 =
next
10 + 20 =
next
14 + 6 =
next
8 + 19 =
next
1 × 7 =
next
19 - 15 =
next
4 + 7 =
next
16 + 20 =
next
11 + 13 =
next
18 + 14 =
next
10 - 9 =
next
16 + 18 =
next
12 - 4 =
next
start