Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 13 ? 13 = 169 |
×
|
-
|
+
|
|
| 2. | 14 ? 13 = 182 |
+
|
×
|
-
|
|
| 3. | 166 ? 131 = 35 |
×
|
-
|
+
|
|
| 4. | 189 ? 182 = 7 |
+
|
-
|
×
|
|
| 5. | 199 ? 121 = 78 |
-
|
×
|
+
|
|
| 6. | 15 ? 5 = 75 |
×
|
-
|
+
|
|
| 7. | 173 ? 131 = 42 |
+
|
×
|
-
|
|
| 8. | 121 ? 106 = 227 |
-
|
×
|
+
|
|
| 9. | 9 ? 5 = 45 |
×
|
-
|
+
|
|
| 10. | 122 ? 90 = 32 |
×
|
-
|
+
|
|
| 11. | 123 ? 58 = 181 |
-
|
×
|
+
|
|
| 12. | 148 ? 75 = 223 |
×
|
+
|
-
|
|