Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 20 ? 20 = 400 |
+
|
-
|
×
|
|
| 2. | 736 ? 665 = 1.401 |
×
|
-
|
+
|
|
| 3. | 130 ? 94 = 36 |
×
|
+
|
-
|
|
| 4. | 276 ? 54 = 222 |
×
|
-
|
+
|
|
| 5. | 817 ? 453 = 364 |
×
|
+
|
-
|
|
| 6. | 1.000 ? 577 = 1.577 |
+
|
×
|
-
|
|
| 7. | 14 ? 13 = 182 |
+
|
-
|
×
|
|
| 8. | 15 ? 12 = 180 |
×
|
-
|
+
|
|
| 9. | 815 ? 689 = 1.504 |
×
|
-
|
+
|
|
| 10. | 456 ? 187 = 643 |
+
|
-
|
×
|
|
| 11. | 941 ? 69 = 872 |
×
|
+
|
-
|
|
| 12. | 13 ? 10 = 130 |
+
|
-
|
×
|
|