Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 13 ? 10 = 130 |
-
|
×
|
+
|
|
| 2. | 351 ? 208 = 559 |
+
|
×
|
-
|
|
| 3. | 19 ? 17 = 323 |
-
|
×
|
+
|
|
| 4. | 917 ? 563 = 354 |
+
|
-
|
×
|
|
| 5. | 18 ? 16 = 288 |
-
|
×
|
+
|
|
| 6. | 10 ? 10 = 100 |
+
|
-
|
×
|
|
| 7. | 883 ? 812 = 1.695 |
-
|
+
|
×
|
|
| 8. | 727 ? 160 = 887 |
×
|
+
|
-
|
|
| 9. | 20 ? 18 = 360 |
-
|
+
|
×
|
|
| 10. | 709 ? 654 = 55 |
-
|
+
|
×
|
|
| 11. | 12 ? 11 = 132 |
×
|
-
|
+
|
|
| 12. | 20 ? 19 = 380 |
×
|
+
|
-
|
|