Kopfrechnen

Kopfrechnen

  
Rechne rasch und richtig! Mein Tipp: Nimm nur die Tabulator-Taste und den Ziffernblock!
0 + = 9
2 + = 10
4 + 6 =
5 + = 10
7 + 3 =
7 - 4 =
8 - 0 =
9 - 1 =
10 + 0 =
10 + = 12
19 - 5 =
12 + = 15
16 + = 18
11 + = 19
11 + = 18
12 - 2 =
14 + 1 =
20 + = 21
20 + 7 =
20 + = 24
20 - 0 =
17 + 2 =
18 - 2 =
10 + 6 =
14 - 1 =
15 + 5 =
13 + = 14
17 + = 19
21 + = 25
21 + = 23
22 + = 29
28 - 1 =
30 - 9 =
30 - 30 =
50 + 10 =
70 + 0 =
80 - 80 =
90 - 0 =
100 - 50 =
29 - 3 =
60 + 0 =
5 + 9 =
21 - 6 =
23 - 9 =
15 + 7 =
18 + 6 =
16 + 6 =
25 - 8 =
9 + 3 =
11 - 8 =
7 + 10 =
12 - 9 =
5 + 8 =
14 + 9 =
19 + 9 =