Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 19 ? 15 = 285 |
×
|
+
|
-
|
|
| 2. | 15 ? 12 = 180 |
+
|
×
|
-
|
|
| 3. | 780 ? 347 = 433 |
×
|
-
|
+
|
|
| 4. | 868 ? 217 = 651 |
-
|
×
|
+
|
|
| 5. | 890 ? 380 = 510 |
+
|
-
|
×
|
|
| 6. | 20 ? 17 = 340 |
×
|
-
|
+
|
|
| 7. | 691 ? 71 = 762 |
-
|
×
|
+
|
|
| 8. | 732 ? 126 = 606 |
×
|
+
|
-
|
|
| 9. | 889 ? 614 = 275 |
×
|
-
|
+
|
|
| 10. | 832 ? 832 = 1.664 |
+
|
×
|
-
|
|
| 11. | 882 ? 422 = 460 |
+
|
×
|
-
|
|
| 12. | 335 ? 118 = 217 |
+
|
-
|
×
|
|