Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 633 ? 155 = 478 |
×
|
-
|
+
|
|
| 2. | 270 ? 145 = 415 |
-
|
×
|
+
|
|
| 3. | 934 ? 188 = 746 |
×
|
+
|
-
|
|
| 4. | 208 ? 186 = 22 |
×
|
-
|
+
|
|
| 5. | 18 ? 11 = 198 |
-
|
×
|
+
|
|
| 6. | 18 ? 17 = 306 |
×
|
+
|
-
|
|
| 7. | 891 ? 614 = 277 |
×
|
+
|
-
|
|
| 8. | 970 ? 630 = 1.600 |
-
|
+
|
×
|
|
| 9. | 301 ? 112 = 189 |
×
|
+
|
-
|
|
| 10. | 722 ? 716 = 1.438 |
×
|
+
|
-
|
|
| 11. | 513 ? 405 = 108 |
+
|
×
|
-
|
|
| 12. | 908 ? 855 = 1.763 |
+
|
×
|
-
|
|