Ergänze das passende Zeichen [1]
Knobelaufgaben
| Aufgabe 1 | |||||
| 1. | 88 ? 13 = 101 |
+
|
-
|
•
|
|
| 2. | 8 ? 7 = 56 |
•
|
+
|
-
|
|
| 3. | 8 ? 5 = 40 |
+
|
-
|
•
|
|
| 4. | 85 ? 47 = 38 |
•
|
-
|
+
|
|
| 5. | 60 ? 25 = 35 |
+
|
•
|
-
|
|
| 6. | 72 ? 35 = 107 |
+
|
•
|
-
|
|
| 7. | 7 ? 4 = 28 |
•
|
+
|
-
|
|
| 8. | 10 ? 2 = 20 |
+
|
-
|
•
|
|
| 9. | 93 ? 39 = 132 |
+
|
•
|
-
|
|
| 10. | 39 ? 39 = 0 |
•
|
-
|
+
|
|
| 11. | 6 ? 3 = 18 |
+
|
•
|
-
|
|
| 12. | 85 ? 50 = 135 |
-
|
•
|
+
|
|