| Oefening 1 | |||||
| 1. | 18 ? 12 = 216 |
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×
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+
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| 2. | 19 ? 10 = 190 |
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×
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+
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| 3. | 507 ? 197 = 310 |
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+
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×
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| 4. | 14 ? 11 = 154 |
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×
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+
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| 5. | 938 ? 617 = 1.555 |
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×
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+
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| 6. | 898 ? 139 = 759 |
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+
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×
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| 7. | 796 ? 348 = 1.144 |
+
|
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×
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| 8. | 925 ? 388 = 537 |
×
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+
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| 9. | 588 ? 187 = 775 |
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×
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+
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| 10. | 216 ? 209 = 425 |
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+
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×
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| 11. | 788 ? 661 = 127 |
+
|
×
|
-
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| 12. | 992 ? 346 = 646 |
×
|
+
|
-
|
|
| Oefening 1 | |||||
| 1. | 18 ? 12 = 216 |
-
|
×
|
+
|
|
| 2. | 19 ? 10 = 190 |
-
|
×
|
+
|
|
| 3. | 507 ? 197 = 310 |
-
|
+
|
×
|
|
| 4. | 14 ? 11 = 154 |
-
|
×
|
+
|
|
| 5. | 938 ? 617 = 1.555 |
-
|
×
|
+
|
|
| 6. | 898 ? 139 = 759 |
-
|
+
|
×
|
|
| 7. | 796 ? 348 = 1.144 |
+
|
-
|
×
|
|
| 8. | 925 ? 388 = 537 |
×
|
-
|
+
|
|
| 9. | 588 ? 187 = 775 |
-
|
×
|
+
|
|
| 10. | 216 ? 209 = 425 |
-
|
+
|
×
|
|
| 11. | 788 ? 661 = 127 |
+
|
×
|
-
|
|
| 12. | 992 ? 346 = 646 |
×
|
+
|
-
|
|