Ergänze das passende Zeichen [2]
Knobelaufgaben
| Aufgabe 1 | |||||
| 1. | 60 ? 45 = 105 |
+
|
•
|
-
|
|
| 2. | 61 ? 26 = 35 |
+
|
•
|
-
|
|
| 3. | 20 ? 11 = 31 |
•
|
+
|
-
|
|
| 4. | 10 ? 3 = 30 |
-
|
+
|
•
|
|
| 5. | 52 ? 50 = 102 |
•
|
+
|
-
|
|
| 6. | 6 ? 1 = 6 |
+
|
-
|
•
|
|
| 7. | 10 ? 4 = 40 |
-
|
•
|
+
|
|
| 8. | 8 ? 6 = 48 |
+
|
-
|
•
|
|
| 9. | 8 ? 4 = 32 |
•
|
+
|
-
|
|
| 10. | 8 ? 6 = 48 |
-
|
+
|
•
|
|
| 11. | 63 ? 11 = 52 |
-
|
+
|
•
|
|
| 12. | 82 ? 22 = 104 |
-
|
•
|
+
|
|