| Oefening 1 | |||||
| 1. | 436 ? 86 = 522 |
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| 2. | 763 ? 100 = 663 |
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| 3. | 796 ? 221 = 575 |
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| 4. | 611 ? 227 = 838 |
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| 5. | 15 ? 13 = 195 |
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| 6. | 20 ? 18 = 360 |
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| 7. | 889 ? 163 = 1.052 |
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×
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| 8. | 18 ? 13 = 234 |
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| 9. | 704 ? 373 = 1.077 |
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×
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| 10. | 13 ? 12 = 156 |
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×
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| 11. | 653 ? 169 = 484 |
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×
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| 12. | 966 ? 746 = 1.712 |
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×
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| Oefening 1 | |||||
| 1. | 436 ? 86 = 522 |
×
|
+
|
-
|
|
| 2. | 763 ? 100 = 663 |
×
|
-
|
+
|
|
| 3. | 796 ? 221 = 575 |
×
|
+
|
-
|
|
| 4. | 611 ? 227 = 838 |
-
|
×
|
+
|
|
| 5. | 15 ? 13 = 195 |
×
|
-
|
+
|
|
| 6. | 20 ? 18 = 360 |
×
|
+
|
-
|
|
| 7. | 889 ? 163 = 1.052 |
+
|
-
|
×
|
|
| 8. | 18 ? 13 = 234 |
×
|
+
|
-
|
|
| 9. | 704 ? 373 = 1.077 |
+
|
-
|
×
|
|
| 10. | 13 ? 12 = 156 |
+
|
×
|
-
|
|
| 11. | 653 ? 169 = 484 |
-
|
+
|
×
|
|
| 12. | 966 ? 746 = 1.712 |
+
|
-
|
×
|
|