Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 81 ? 51 = 30 |
+
|
-
|
×
|
|
| 2. | 12 ? 6 = 72 |
×
|
-
|
+
|
|
| 3. | 106 ? 78 = 28 |
+
|
-
|
×
|
|
| 4. | 161 ? 107 = 54 |
×
|
-
|
+
|
|
| 5. | 185 ? 174 = 359 |
×
|
-
|
+
|
|
| 6. | 12 ? 5 = 60 |
×
|
+
|
-
|
|
| 7. | 154 ? 85 = 239 |
×
|
-
|
+
|
|
| 8. | 114 ? 55 = 59 |
-
|
×
|
+
|
|
| 9. | 12 ? 5 = 60 |
+
|
-
|
×
|
|
| 10. | 139 ? 135 = 4 |
+
|
×
|
-
|
|
| 11. | 7 ? 6 = 42 |
-
|
×
|
+
|
|
| 12. | 13 ? 11 = 143 |
-
|
×
|
+
|
|