Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 457 ? 209 = 248 |
×
|
-
|
+
|
|
| 2. | 846 ? 686 = 1.532 |
+
|
×
|
-
|
|
| 3. | 428 ? 181 = 609 |
+
|
×
|
-
|
|
| 4. | 644 ? 416 = 1.060 |
-
|
+
|
×
|
|
| 5. | 650 ? 286 = 936 |
-
|
+
|
×
|
|
| 6. | 737 ? 551 = 186 |
×
|
-
|
+
|
|
| 7. | 953 ? 811 = 142 |
-
|
×
|
+
|
|
| 8. | 976 ? 924 = 52 |
+
|
-
|
×
|
|
| 9. | 15 ? 12 = 180 |
+
|
×
|
-
|
|
| 10. | 171 ? 98 = 269 |
×
|
-
|
+
|
|
| 11. | 841 ? 446 = 395 |
×
|
+
|
-
|
|
| 12. | 385 ? 362 = 23 |
+
|
-
|
×
|
|