Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 342 ? 309 = 651 |
-
|
×
|
+
|
|
| 2. | 580 ? 101 = 479 |
-
|
×
|
+
|
|
| 3. | 974 ? 105 = 1.079 |
×
|
-
|
+
|
|
| 4. | 690 ? 532 = 1.222 |
-
|
×
|
+
|
|
| 5. | 889 ? 118 = 771 |
×
|
-
|
+
|
|
| 6. | 291 ? 123 = 414 |
×
|
-
|
+
|
|
| 7. | 20 ? 10 = 200 |
×
|
+
|
-
|
|
| 8. | 959 ? 673 = 1.632 |
×
|
-
|
+
|
|
| 9. | 171 ? 156 = 15 |
-
|
×
|
+
|
|
| 10. | 835 ? 102 = 937 |
-
|
×
|
+
|
|
| 11. | 180 ? 106 = 286 |
+
|
-
|
×
|
|
| 12. | 618 ? 422 = 1.040 |
-
|
+
|
×
|
|