| Oefening 1 | |||||
| 1. | 16 ? 14 = 224 |
×
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+
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| 2. | 567 ? 250 = 817 |
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+
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×
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| 3. | 863 ? 85 = 778 |
×
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+
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| 4. | 727 ? 434 = 1.161 |
+
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×
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| 5. | 983 ? 574 = 409 |
×
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+
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| 6. | 833 ? 112 = 945 |
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+
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×
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| 7. | 684 ? 252 = 936 |
+
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×
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| 8. | 680 ? 298 = 978 |
×
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+
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| 9. | 685 ? 321 = 1.006 |
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×
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+
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| 10. | 13 ? 11 = 143 |
+
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-
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×
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| 11. | 17 ? 16 = 272 |
×
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-
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+
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| 12. | 681 ? 320 = 1.001 |
-
|
×
|
+
|
|
| Oefening 1 | |||||
| 1. | 16 ? 14 = 224 |
×
|
+
|
-
|
|
| 2. | 567 ? 250 = 817 |
-
|
+
|
×
|
|
| 3. | 863 ? 85 = 778 |
×
|
-
|
+
|
|
| 4. | 727 ? 434 = 1.161 |
+
|
×
|
-
|
|
| 5. | 983 ? 574 = 409 |
×
|
+
|
-
|
|
| 6. | 833 ? 112 = 945 |
-
|
+
|
×
|
|
| 7. | 684 ? 252 = 936 |
+
|
×
|
-
|
|
| 8. | 680 ? 298 = 978 |
×
|
-
|
+
|
|
| 9. | 685 ? 321 = 1.006 |
-
|
×
|
+
|
|
| 10. | 13 ? 11 = 143 |
+
|
-
|
×
|
|
| 11. | 17 ? 16 = 272 |
×
|
-
|
+
|
|
| 12. | 681 ? 320 = 1.001 |
-
|
×
|
+
|
|