| Oefening 1 | |||||
| 1. | 11 ? 10 = 110 |
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×
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| 2. | 15 ? 11 = 165 |
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×
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| 3. | 174 ? 135 = 39 |
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×
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| 4. | 14 ? 13 = 182 |
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×
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| 5. | 15 ? 5 = 75 |
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+
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×
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| 6. | 14 ? 12 = 168 |
+
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×
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| 7. | 12 ? 11 = 132 |
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+
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×
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| 8. | 121 ? 101 = 20 |
+
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×
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| 9. | 9 ? 6 = 54 |
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+
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×
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| 10. | 125 ? 121 = 246 |
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+
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×
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| 11. | 118 ? 58 = 60 |
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+
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×
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| 12. | 173 ? 73 = 246 |
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+
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×
|
|
| Oefening 1 | |||||
| 1. | 11 ? 10 = 110 |
-
|
+
|
×
|
|
| 2. | 15 ? 11 = 165 |
-
|
×
|
+
|
|
| 3. | 174 ? 135 = 39 |
+
|
-
|
×
|
|
| 4. | 14 ? 13 = 182 |
+
|
-
|
×
|
|
| 5. | 15 ? 5 = 75 |
-
|
+
|
×
|
|
| 6. | 14 ? 12 = 168 |
+
|
×
|
-
|
|
| 7. | 12 ? 11 = 132 |
-
|
+
|
×
|
|
| 8. | 121 ? 101 = 20 |
+
|
-
|
×
|
|
| 9. | 9 ? 6 = 54 |
-
|
+
|
×
|
|
| 10. | 125 ? 121 = 246 |
-
|
+
|
×
|
|
| 11. | 118 ? 58 = 60 |
-
|
+
|
×
|
|
| 12. | 173 ? 73 = 246 |
-
|
+
|
×
|
|