Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 15 ? 14 = 210 |
-
|
+
|
×
|
|
| 2. | 20 ? 16 = 320 |
×
|
+
|
-
|
|
| 3. | 20 ? 15 = 300 |
×
|
-
|
+
|
|
| 4. | 20 ? 19 = 380 |
+
|
-
|
×
|
|
| 5. | 16 ? 16 = 256 |
+
|
-
|
×
|
|
| 6. | 934 ? 443 = 1.377 |
-
|
×
|
+
|
|
| 7. | 16 ? 10 = 160 |
+
|
-
|
×
|
|
| 8. | 19 ? 11 = 209 |
-
|
×
|
+
|
|
| 9. | 12 ? 11 = 132 |
×
|
-
|
+
|
|
| 10. | 650 ? 111 = 539 |
×
|
-
|
+
|
|
| 11. | 532 ? 310 = 222 |
×
|
+
|
-
|
|
| 12. | 957 ? 649 = 308 |
-
|
×
|
+
|
|