Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 18 ? 10 = 180 |
×
|
-
|
+
|
|
| 2. | 580 ? 341 = 239 |
×
|
-
|
+
|
|
| 3. | 709 ? 327 = 1.036 |
+
|
×
|
-
|
|
| 4. | 986 ? 824 = 1.810 |
×
|
+
|
-
|
|
| 5. | 805 ? 497 = 1.302 |
+
|
-
|
×
|
|
| 6. | 850 ? 634 = 1.484 |
+
|
-
|
×
|
|
| 7. | 421 ? 385 = 36 |
×
|
+
|
-
|
|
| 8. | 561 ? 137 = 424 |
-
|
×
|
+
|
|
| 9. | 933 ? 351 = 582 |
-
|
×
|
+
|
|
| 10. | 777 ? 501 = 276 |
-
|
×
|
+
|
|
| 11. | 20 ? 16 = 320 |
×
|
-
|
+
|
|
| 12. | 912 ? 422 = 1.334 |
×
|
+
|
-
|
|